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Rein Therapeutics, Inc.

RNTX Net buying
CIK 0001420565 #4552 in the set updated 19 Sep 2026
Bought (120 mo)
$50.29M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$4.47M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$4.47M
78 of 78 sales
Net
+$45.81M
+$45.81M against sales at will

By person

26 insiders · 125 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Satter Muneer A
See Remarks
$14.47M (3)
—
+$14.47M
16,609,449
$17.79M
+345.1%
Gallagher Brian M. Jr.
Director
$4.10M (1)
—
+$4.10M
1,431,519
$1.53M
—
Ambros Reinhard J.
Director
$4.01M (2)
—
+$4.01M
2,549,982
$2.73M
—
LV Management Group, LLC entity
Former 10% owner
$3.75M (1)
—
+$3.75M
1,094,987
$1.17M
—
Shanafelt Armen
Director
$3.75M (1)
—
+$3.75M
1,094,987
$1.17M
—
Kapnick Scott
Director
$3.39M (2)
—
+$3.39M
975,432
$1.04M
+110.2%
APPLE TREE PARTNERS II LP entity
10% owner
—
$3.08M (15)
−$3.08M
0
$0.00
−100.0%
KCK LTD. entity
10% owner
$3.00M (1)
—
+$3.00M
646,817
$692.61K
—
Novartis Bioventures Ltd entity
10% owner
$4.00M (1)
$1.11M (27)
+$2.89M
2,079,394
$2.23M
—
Sigma Emerging Markets Ltd. entity
10% owner
$2.85M (1)
—
+$2.85M
423,086
$453.04K
—
CVF, LLC entity
10% owner
$2.70M (1)
—
+$2.70M
716,180
$766.89K
—
ROCHE HOLDING LTD entity
10% owner
$1.79M (1)
—
+$1.79M
702,363
$752.09K
+18,049%
EXCEL MEDICAL FUND LP entity
10% owner
$900.00K (1)
—
+$900.00K
1,016,100
$1.09M
—
Voss Capital, LP entity
10% owner
$551.06K (5)
—
+$551.06K
926,441
$992.03K
+79.5%
VON RICKENBACH JOSEF H
Director
$449.81K (11)
—
+$449.81K
62,514
$66.94K
—
AJU IB Investment Co., Ltd. entity
10% owner
$373.94K (1)
—
+$373.94K
517,558
$554.20K
—
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO entity
10% owner
—
$281.91K (36)
−$281.91K
1,746,549
$1.87M
−4.1%
Vukovic Vojo
Chief Medical Officer
$44.45K (1)
—
+$44.45K
75,000
$80.31K
—
Bailey Jeffrey Allen
Director
$38.59K (3)
—
+$38.59K
74,894
$80.20K
—
WINDSOR JAMES BRIAN
See Remarks
$36.64K (5)
—
+$36.64K
27,207
$29.13K
—
Gregory Kathryn
SVP, Chief Business Officer
$29.03K (1)
—
+$29.03K
45,000
$48.19K
—
Dougherty Donald
SVP & Chief Financial Officer
$26.68K (2)
—
+$26.68K
5,000
$5.35K
—
LONGENECKER JOHN P PHD
President and CEO
$24.50K (1)
—
+$24.50K
10,000
$10.71K
—
Aivado Manuel
Director
$5.61K (1)
—
+$5.61K
1,000
$1.07K
—
Platt Jon B.
10% owner
—
—
—
90,318
$96.71K
+90,218%
Apple Tree Partners II - Annex, L.P. entity
10% owner
—
—
—
0
$0.00
—

No percentages here. This company's share count has moved by a factor of 4.0 over the window, from 21,665,941 to 86,267,032 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Individual transactions

47
Insider
Date
Role
Action
Shares
Price
Amount
VON RICKENBACH JOSEF H
27 May 2026
Director
Buy
4,500
$1.07
$4.82K
VON RICKENBACH JOSEF H
26 May 2026
Director
Buy
23,190
$1.06
$24.47K
VON RICKENBACH JOSEF H
22 May 2026
Director
Buy
15,950
$1.05
$16.71K
VON RICKENBACH JOSEF H
21 May 2026
Director
Buy
3,420
$1.04
$3.56K
WINDSOR JAMES BRIAN
30 Apr 2026
See Remarks
Buy
25,000
$1.00
$25.00K
Voss Capital, LP
14 Nov 2025
10% owner
Buy indirect
104,183
$1.22
$127.59K
Voss Capital, LP
28 Oct 2025
10% owner
Buy indirect
178,392
$1.39
$247.96K
Voss Capital, LP
27 Oct 2025
10% owner
Buy indirect
4,840
$1.37
$6.62K
Voss Capital, LP
27 Oct 2025
10% owner
Buy indirect
92,642
$1.37
$126.92K
Voss Capital, LP
24 Oct 2025
10% owner
Buy indirect
30,176
$1.39
$41.96K
WINDSOR JAMES BRIAN
5 Dec 2024
President and CEO
Buy indirect
161
$2.25
$362.25
WINDSOR JAMES BRIAN
5 Dec 2024
President and CEO
Buy indirect
239
$2.24
$535.36
WINDSOR JAMES BRIAN
15 Dec 2023
President and COO
Buy indirect
225
$3.37
$758.25
WINDSOR JAMES BRIAN
20 Nov 2023
President and COO
Buy
5,076
$1.97
$9.99K
Satter Muneer A
8 Jan 2021
See Remarks
Buy indirect
9,000,000
$1.10
$9.90M
Ambros Reinhard J.
15 Jun 2020
Director
Buy
5,800
$1.22
$7.08K
Satter Muneer A
8 Jun 2020
Director
Buy indirect
3,700,000
$1.10
$4.07M
VON RICKENBACH JOSEF H
8 Jun 2020
Director
Buy
227,272
$1.10
$250.00K
Bailey Jeffrey Allen
15 Nov 2019
Director
Buy
39,142
$0.51
$19.96K
Bailey Jeffrey Allen
14 Nov 2019
Director
Buy
15,858
$0.51
$8.09K
Bailey Jeffrey Allen
12 Nov 2019
Director
Buy
19,894
$0.53
$10.54K
VON RICKENBACH JOSEF H
13 Sep 2019
Director
Buy
25,000
$0.97
$24.26K
VON RICKENBACH JOSEF H
12 Sep 2019
Director
Buy
88,145
$0.98
$86.25K
VON RICKENBACH JOSEF H
4 Sep 2019
Director
Buy
23,225
$0.71
$16.58K
VON RICKENBACH JOSEF H
3 Sep 2019
Director
Buy
13,466
$0.70
$9.43K
VON RICKENBACH JOSEF H
30 Aug 2019
Director
Buy
15,000
$0.73
$10.97K
VON RICKENBACH JOSEF H
29 Aug 2019
Director
Buy
3,600
$0.77
$2.77K
Vukovic Vojo
16 Aug 2019
SVP, Chief Medical Officer
Buy
75,000
$0.59
$44.45K
Gregory Kathryn
13 Aug 2019
SVP, Chief Business Officer
Buy
45,000
$0.65
$29.03K
LONGENECKER JOHN P PHD
10 Aug 2018
President and CEO
Buy
10,000
$2.45
$24.50K
Dougherty Donald
8 Jun 2018
SVP & Chief Financial Officer
Buy
3,000
$5.40
$16.20K
Aivado Manuel
6 Jun 2018
See Remarks
Buy
1,000
$5.61
$5.61K
Dougherty Donald
1 Jun 2018
SVP & Chief Financial Officer
Buy
2,000
$5.24
$10.48K
Novartis Bioventures Ltd
5 Jul 2017
10% owner
Buy
266,667
$15.00
$4.00M
Ambros Reinhard J.
5 Jul 2017
Director
Buy indirect
266,667
$15.00
$4.00M
Kapnick Scott
5 Jul 2017
Director
Buy indirect
66,666
$15.00
$999.99K
Kapnick Scott
5 Jul 2017
Director
Buy
159,307
$15.00
$2.39M
CVF, LLC
5 Jul 2017
10% owner
Buy
180,000
$15.00
$2.70M
ROCHE HOLDING LTD
5 Jul 2017
10% owner
Buy
119,400
$15.00
$1.79M
KCK LTD.
5 Jul 2017
10% owner
Buy
200,000
$15.00
$3.00M
Satter Muneer A
5 Jul 2017
10% owner
Buy indirect
33,333
$15.00
$500.00K
EXCEL MEDICAL FUND LP
5 Jul 2017
10% owner
Buy
60,000
$15.00
$900.00K
Sigma Emerging Markets Ltd.
5 Jul 2017
10% owner
Buy
190,000
$15.00
$2.85M
Gallagher Brian M. Jr.
5 Jul 2017
Director
Buy indirect
273,333
$15.00
$4.10M
AJU IB Investment Co., Ltd.
5 Jul 2017
10% owner
Buy indirect
24,929
$15.00
$373.94K
LV Management Group, LLC
5 Jul 2017
Former 10% owner
Buy indirect
250,000
$15.00
$3.75M
Shanafelt Armen
5 Jul 2017
Director
Buy indirect
250,000
$15.00
$3.75M
Show all 125 transactions →

What was left out

Form 4 filings counted 156
Amendments (4/A) skipped 8
Filings about a different issuer 0
Unreadable filings 0
Joint filings 20
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 78
Transactions with no price 0
Shares from compensation/vesting 15,660,694
Sales filed before the plan box existed 42
History held since 30 Jun 2017