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Climb Bio, Inc.

CLYM Net buying
CIK 0001768446 #2557 in the set updated 19 Sep 2026
Bought (120 mo)
$100.73M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$6.15M
$2.69M on a plan · $0.00 straight out of an exercise
Sold at will
$3.46M
15 of 27 sales
Net
+$94.58M
+$97.28M against sales at will

By person

6 insiders · 41 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
RA CAPITAL MANAGEMENT, L.P. entity
Director
$90.73M (7)
—
+$90.73M
4,244,516
7.39%
$58.01M
—
AI ETI LLC entity
10% owner
$10.00M (1)
—
+$10.00M
5,009,400
8.72%
$68.47M
—
Morisset Valerie
EVP, R&D AND CSO
—
$3.45M (14)
−$3.45M
31,317
0.0545%
$428.05K
−79.2%
Thomas Stephen Basil
Director
—
$2.25M (5) scheduled
−$2.25M
467,969
0.8148%
$6.40M
+13.2%
Brennan Aoife
President and CEO
—
$432.13K (2) scheduled
−$432.13K
87,731
0.1527%
$1.20M
+4,910%
Pimblett Emily
SVP, Finance & CAO
—
$24.33K (6) scheduled
−$24.33K
18,888
0.0329%
$258.16K
—

Individual transactions

41
Insider
Date
Role
Action
Shares
Price
Amount
Thomas Stephen Basil
15 Sep 2026
Director
Sold on a plan
100,000
$13.67
$1.37M
Brennan Aoife
29 Jun 2026
President and CEO
Sold on a plan
30,902
$13.17
$406.98K
Thomas Stephen Basil
26 Feb 2026
Director
Sold on a plan
16,313
$7.01
$114.29K
Thomas Stephen Basil
25 Feb 2026
Director
Sold on a plan
33,687
$7.00
$235.96K
Thomas Stephen Basil
13 Feb 2026
Director
Sold on a plan
10,000
$5.81
$58.14K
Thomas Stephen Basil
12 Feb 2026
Director
Sold on a plan
90,000
$5.23
$470.99K
RA CAPITAL MANAGEMENT, L.P.
5 Jan 2026
Director
Buy indirect
7,111
$3.50
$24.89K
RA CAPITAL MANAGEMENT, L.P.
12 Dec 2025
Director
Buy indirect
101,462
$2.86
$290.18K
RA CAPITAL MANAGEMENT, L.P.
11 Dec 2025
Director
Buy indirect
213,099
$2.18
$464.56K
Brennan Aoife
30 Jun 2025
President and CEO
Sold on a plan
20,618
$1.22
$25.15K
Pimblett Emily
20 Jun 2025
SVP, Finance & CAO
Sold on a plan
1,242
$1.24
$1.54K
Pimblett Emily
20 Mar 2025
SVP, Finance & CAO
Sold on a plan
1,199
$1.31
$1.57K
Pimblett Emily
19 Dec 2024
CHIEF ACCOUNTING OFFICER
Sold on a plan
1,235
$2.02
$2.49K
Pimblett Emily
20 Sep 2024
CHIEF ACCOUNTING OFFICER
Sold on a plan
9
$8.06
$72.54
Pimblett Emily
20 Sep 2024
CHIEF ACCOUNTING OFFICER
Sold on a plan
1,182
$8.18
$9.67K
Morisset Valerie
22 Jul 2024
EVP, R&D AND CSO
Sell
30,000
$7.98
$239.40K
Morisset Valerie
22 Jul 2024
EVP, R&D AND CSO
Sell
39,005
$8.07
$314.77K
Morisset Valerie
19 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$7.24
$362.00K
Morisset Valerie
19 Jul 2024
EVP, R&D AND CSO
Sell
10,201
$7.09
$72.33K
Morisset Valerie
18 Jul 2024
EVP, R&D AND CSO
Sell
38,576
$6.93
$267.33K
Morisset Valerie
17 Jul 2024
EVP, R&D AND CSO
Sell
3,207
$6.91
$22.16K
Morisset Valerie
16 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$7.13
$356.50K
Morisset Valerie
15 Jul 2024
EVP, R&D AND CSO
Sell
42,377
$7.01
$297.06K
Morisset Valerie
12 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$7.07
$353.50K
Morisset Valerie
11 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$7.11
$355.50K
Morisset Valerie
10 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$6.83
$341.50K
Morisset Valerie
9 Jul 2024
EVP, R&D AND CSO
Sell
5,931
$6.66
$39.50K
Morisset Valerie
5 Jul 2024
EVP, R&D AND CSO
Sell
12,342
$7.06
$87.13K
Morisset Valerie
3 Jul 2024
EVP, R&D AND CSO
Sell
50,000
$6.76
$338.00K
Morisset Valerie
1 Jul 2024
EVP, R&D AND CSO
Exercised, kept
7,649
$0.00
$1.53
RA CAPITAL MANAGEMENT, L.P.
27 Jun 2024
Director
Buy indirect
1,059,375
$3.84
$4.07M
RA CAPITAL MANAGEMENT, L.P.
27 Jun 2024
Director
Buy indirect
11,949,171
$3.84
$45.88M
Pimblett Emily
20 Jun 2024
CHIEF ACCOUNTING OFFICER
Sell
1,245
$7.21
$8.98K
Morisset Valerie
5 Apr 2024
EVP, R&D AND CSO
Exercised, kept
17,847
$0.00
$3.57
Morisset Valerie
20 Sep 2023
EVP, R&D AND CSO
Exercised, kept
15,297
$0.00
$3.06
Morisset Valerie
20 Sep 2023
EVP, R&D AND CSO
Exercised, kept
5,431
$0.00
$10.86
Morisset Valerie
10 Mar 2023
EVP, R&D and CSO
Exercised, kept
61,191
$0.00
$12.24
Morisset Valerie
10 Mar 2023
EVP, R&D and CSO
Exercised, kept
255,219
$0.00
$510.44
AI ETI LLC
12 Aug 2021
10% owner
Buy
800,000
$12.50
$10.00M
RA CAPITAL MANAGEMENT, L.P.
12 Aug 2021
Director
Buy indirect
195,218
$12.50
$2.44M
RA CAPITAL MANAGEMENT, L.P.
12 Aug 2021
Director
Buy indirect
3,004,782
$12.50
$37.56M

What was left out

Form 4 filings counted 95
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 13
Sales on a Rule 10b5-1 plan 12
Sales straight out of an exercise 0
Sales at will 15
Transactions with no price 0
Shares from compensation/vesting 37,606,580
History held since 11 Aug 2021