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Duolingo, Inc.

DUOL Balanced
CIK 0001562088 #1151 in the set updated 17 Sep 2026
Bought (120 mo)
$189.04M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$863.50M
$69.41M on a plan · $586.97M straight out of an exercise
Sold at will
$207.11M
262 of 1468 sales
Net
−$674.46M
−$18.07M against sales at will

By person

21 insiders · 1,593 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Hacker Severin
Chief Tech Officer, Co-Founder
$225.09M (486) scheduled
−$225.09M
72
$10.80K
von Ahn Luis
President & CEO, Co-Founder
$129.10M (150) scheduled
−$129.10M
0
$0.00
CapitalG 2014 LP entity
10% owner
$111.92M (147)
−$111.92M
578,755
$86.81M
Durable Capital Partners LP entity
10% owner
$188.54M (95)
$100.53M (33)
+$88.01M
3,556,688
$533.50M
+124.7%
Skaruppa Matthew
Chief Financial Officer
$76.77M (279) scheduled
−$76.77M
31,631
$4.74M
Union Square Ventures 2012 Fund, L.P. entity
10% owner
$75.63M (2) scheduled
−$75.63M
0
$0.00
Glance Natalie
Chief Engineering Officer
$45.81M (168) scheduled
−$45.81M
169,241
$25.39M
+238.5%
Meese Robert
Chief Business Officer
$34.43M (68) scheduled
−$34.43M
169,391
$25.41M
−15.2%
Chen Stephen C.
General Counsel
$28.17M (88) scheduled
−$28.17M
43,769
$6.57M
KPCB DGF Associates, LLC entity
10% owner
$13.89M (1) scheduled
−$13.89M
26,636
$4.00M
Shelton James H
Director
$498.79K (1)
$9.76M (13) scheduled
−$9.26M
11,753
$1.76M
Clemens Sara
Director
$6.17M (13) scheduled
−$6.17M
5,955
$893.25K
−40.5%
Bohutinsky Amy
Director
$3.03M (11) scheduled
−$3.03M
7,658
$1.15M
Munson Gillian
Chief Financial Officer
$1.75M (3) scheduled
−$1.75M
137,662
$20.65M
GORDON WILLIAM B
Director
$1.46M (6) scheduled
−$1.46M
68,415
$10.26M
−3.5%
Lilly III John Osborne
Director
9,023
$1.35M
NewView Capital Fund I, L.P. entity
10% owner
6,587
$988.05K
KRAWCHECK SALLIE
Director
4,592
$688.80K
Schlosser Mario
Director
4,262
$639.30K
Sturdy Laela
Director
4,253
$637.95K
Ross Bonnie
Director
3,345
$501.75K

No percentages here. Duolingo, Inc. reports its share count only per share class, which the XBRL frames API does not carry.

Insider
Date
Role
Action
Shares
Price
Amount
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
280
$176.68
$49.47K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
435
$175.46
$76.32K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
3,089
$174.61
$539.36K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
760
$173.74
$132.05K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,281
$172.39
$220.83K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,009
$171.50
$344.53K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,000
$170.55
$170.55K
Hacker Severin
19 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,146
$169.57
$194.32K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,145
$266.87
$305.56K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,727
$266.12
$459.59K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
760
$265.02
$201.41K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,625
$264.06
$429.10K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
560
$262.97
$147.26K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,778
$261.94
$465.74K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
165
$261.14
$43.09K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
560
$259.71
$145.44K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
936
$258.77
$242.21K
Hacker Severin
4 Nov 2025
Chief Tech Officer, Co-Founder
Sold after exercise
744
$257.92
$191.89K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$324.10
$32.41K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$323.09
$96.93K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$321.75
$128.70K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$319.97
$95.99K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
907
$318.73
$289.08K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
680
$317.68
$216.02K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,600
$316.64
$506.62K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,100
$315.79
$347.37K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$313.93
$156.97K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,281
$312.37
$400.15K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,000
$311.43
$311.43K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
632
$309.94
$195.88K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$309.06
$154.53K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$307.55
$184.53K
Hacker Severin
20 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$305.86
$30.59K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$328.76
$65.75K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,300
$327.44
$425.68K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$326.50
$195.90K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$325.22
$162.61K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$324.10
$97.23K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
109
$322.62
$35.17K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,173
$321.39
$376.99K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,803
$320.33
$577.56K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,599
$319.56
$510.97K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,916
$318.26
$609.79K
Hacker Severin
6 Oct 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$317.31
$158.65K
Hacker Severin
19 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,200
$290.78
$639.73K
Hacker Severin
19 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,900
$289.79
$550.60K
Hacker Severin
19 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,300
$288.81
$664.27K
Hacker Severin
19 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,300
$287.81
$661.97K
Hacker Severin
19 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,300
$286.77
$372.81K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$271.57
$54.31K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,647
$271.05
$446.41K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,600
$269.87
$431.80K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,956
$268.92
$526.00K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,100
$267.93
$562.66K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
849
$266.90
$226.59K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,148
$265.95
$305.31K
Hacker Severin
5 Sep 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$264.75
$132.37K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
1,578
$321.33
$507.07K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
1,100
$320.50
$352.55K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
700
$319.33
$223.53K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
1,501
$318.36
$477.86K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
800
$317.44
$253.95K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
2,301
$316.24
$727.67K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
1,402
$315.27
$442.00K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
755
$314.16
$237.19K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
300
$312.67
$93.80K
Skaruppa Matthew
26 Aug 2025
Chief Financial Officer
Sold after exercise
500
$311.38
$155.69K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$363.05
$72.61K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$359.30
$71.86K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$357.67
$35.77K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$354.89
$141.95K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$354.08
$106.22K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$352.40
$70.48K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$351.29
$140.52K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$349.28
$34.93K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$348.83
$139.53K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$347.48
$173.74K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$346.15
$207.69K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$345.02
$103.51K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$343.82
$103.15K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,318
$342.00
$450.75K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,979
$340.92
$674.68K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,700
$340.03
$578.05K
Hacker Severin
19 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,003
$339.15
$340.17K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$355.06
$142.03K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
931
$354.45
$329.99K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$352.75
$70.55K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$351.08
$70.22K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$349.25
$104.77K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$346.73
$69.35K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,133
$344.99
$390.87K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$343.43
$206.06K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,205
$342.56
$755.35K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,330
$341.55
$454.26K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,098
$340.28
$713.90K
Hacker Severin
5 Aug 2025
Chief Tech Officer, Co-Founder
Sold after exercise
403
$339.32
$136.74K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$370.05
$74.01K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$367.61
$36.76K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$366.32
$109.90K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,200
$365.49
$438.59K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,580
$364.55
$576.00K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
620
$363.40
$225.31K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$361.87
$72.37K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
373
$360.54
$134.48K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
854
$359.65
$307.14K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$358.39
$107.52K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,100
$357.47
$393.22K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
728
$356.20
$259.32K
Hacker Severin
21 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,445
$355.31
$868.72K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$396.73
$238.04K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,202
$396.09
$476.10K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
800
$394.93
$315.94K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,400
$393.78
$551.30K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,000
$392.76
$785.52K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,557
$391.71
$609.90K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,741
$390.83
$680.43K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$388.56
$194.28K
Hacker Severin
7 Jul 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$386.91
$77.38K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$481.35
$96.27K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
400
$478.12
$191.25K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
700
$476.47
$333.53K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$474.65
$237.33K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
272
$473.46
$128.78K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
928
$472.54
$438.51K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,199
$471.45
$565.27K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,401
$470.39
$659.01K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,183
$469.55
$1.03M
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,017
$468.40
$476.36K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
900
$467.46
$420.71K
Hacker Severin
20 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$466.43
$139.93K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$531.12
$53.11K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$530.09
$265.05K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$529.01
$317.41K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
900
$527.85
$475.07K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,400
$526.86
$737.60K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$525.95
$262.98K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,200
$524.92
$629.90K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,804
$523.78
$1.47M
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
996
$522.77
$520.68K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
500
$521.60
$260.80K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
200
$520.05
$104.01K
Hacker Severin
5 Jun 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$519.15
$155.75K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$530.64
$53.06K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
600
$528.43
$317.06K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,600
$527.63
$844.20K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,700
$526.61
$895.23K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
2,000
$525.57
$1.05M
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
700
$524.58
$367.20K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
517
$523.07
$270.43K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
874
$522.05
$456.27K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
300
$521.11
$156.33K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
1,509
$519.78
$784.34K
Hacker Severin
19 May 2025
Chief Tech Officer, Co-Founder
Sold after exercise
100
$517.74
$51.77K
Showing 250 of 1,593 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 428
Amendments (4/A) skipped 9
Filings about a different issuer 0
Unreadable filings 0
Joint filings 19
Sales on a Rule 10b5-1 plan 232
Sales straight out of an exercise 974
Sales at will 262
Transactions with no price 0
Shares from compensation/vesting 20,965,721
Sales filed before the plan box existed 184
History held since 2 Aug 2021