In the last 12 months, insiders at Rein Therapeutics, Inc. ($RNTX) filed 85 transactions with the SEC: 9 open-market purchases totaling $562,701 and 52 sales totaling $367,382. Net insider sentiment: net buying.
Rein Therapeutics, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- Voss Capital, LP (TenPercentOwner) — 5 transactions totaling $551,059
- UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO (TenPercentOwner) — 52 transactions totaling $367,382
- WINDSOR JAMES BRIAN (President and COO) — 4 transactions totaling $10,745
- WINDSOR JAMES BRIAN (President and CEO) — 3 transactions totaling $898
- Fairey William (Director) — 1 transaction totaling $0
View all SEC Filings for Rein Therapeutics, Inc. (RNTX).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 14, 2025 | Voss Capital, LP | TenPercentOwner | P | Common Stock, $0.001 par value | 104183 | $1.22 | 1,426,441.0000 | 26,361,386 | 7.88% | 0.40% |
| Oct. 28, 2025 | Voss Capital, LP | TenPercentOwner | P | Common Stock, $0.001 par value | 178392 | $1.39 | 1,322,258.0000 | 26,361,386 | 15.60% | 0.68% |
| Oct. 27, 2025 | Voss Capital, LP | TenPercentOwner | P | Common Stock, $0.001 par value | 4840 | $1.37 | 1,143,866.0000 | 26,361,386 | 0.42% | 0.02% |
| Oct. 24, 2025 | Voss Capital, LP | TenPercentOwner | P | Common Stock, $0.001 par value | 30176 | $1.39 | 1,229,616.0000 | 26,361,386 | 2.52% | 0.11% |
| Oct. 27, 2025 | Voss Capital, LP | TenPercentOwner | P | Common Stock, $0.001 par value | 92642 | $1.37 | 1,322,258.0000 | 26,361,386 | 7.53% | 0.35% |
| July 23, 2025 | Musso Alan A | Not found | A | Stock Option (right to buy) | 17500 | $0.00 | 17,500.0000 | 17,938,899 | 9999.99% | 0.10% |
| July 23, 2025 | Ambros Reinhard J. | Not found | A | Stock Option (right to buy) | 17500 | $0.00 | 17,500.0000 | 17,938,899 | 9999.99% | 0.10% |
| July 23, 2025 | Fairey William | Not found | A | Stock Option (right to buy) | 17500 | $0.00 | 17,500.0000 | 17,938,899 | 9999.99% | 0.10% |
| July 23, 2025 | Aivado Manuel | Not found | A | Stock Option (right to buy) | 17500 | $0.00 | 17,500.0000 | 17,938,899 | 9999.99% | 0.10% |
| July 23, 2025 | VON RICKENBACH JOSEF H | Not found | A | Stock Option (right to buy) | 17500 | $0.00 | 17,500.0000 | 17,938,899 | 9999.99% | 0.10% |
| Dec. 5, 2024 | WINDSOR JAMES BRIAN | President and CEO | P | Common Stock | 161 | $2.25 | 7,508.0000 | 21,663,089 | 2.19% | 0.00% |
| Dec. 5, 2024 | WINDSOR JAMES BRIAN | President and CEO | P | Common Stock | 239 | $2.24 | 7,586.0000 | 21,663,089 | 3.25% | 0.00% |
| Dec. 2, 2024 | VON RICKENBACH JOSEF H | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 21,663,089 | 9999.99% | 0.16% |
| Dec. 2, 2024 | Musso Alan A | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 21,663,089 | 9999.99% | 0.16% |
| Dec. 2, 2024 | Aivado Manuel | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 21,663,089 | 9999.99% | 0.16% |
| Dec. 2, 2024 | Ambros Reinhard J. | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 21,663,089 | 9999.99% | 0.16% |
| Dec. 2, 2024 | Fairey William | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 21,663,089 | 9999.99% | 0.16% |
| Dec. 2, 2024 | WINDSOR JAMES BRIAN | President and CEO | A | Stock Option (right to buy) | 517500 | $0.00 | 517,500.0000 | 21,663,089 | 9999.99% | 2.39% |
| Aug. 20, 2024 | Ambros Reinhard J. | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Aug. 20, 2024 | Musso Alan A | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Aug. 20, 2024 | Aivado Manuel | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Aug. 20, 2024 | VON RICKENBACH JOSEF H | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Aug. 20, 2024 | Fairey William | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| June 14, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1900 | $3.30 | 1,751,256.0000 | 4,598,715 | 0.11% | 0.04% |
| June 17, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 4707 | $3.25 | 1,746,549.0000 | 4,598,715 | 0.27% | 0.10% |
| June 10, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 9577 | $3.30 | 1,768,250.0000 | 4,598,715 | 0.54% | 0.21% |
| June 12, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1 | $3.28 | 1,753,156.0000 | 4,598,715 | 0.00% | 0.00% |
| June 12, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 9341 | $3.25 | 1,753,157.0000 | 4,598,715 | 0.53% | 0.20% |
| June 11, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 502 | $3.35 | 1,762,498.0000 | 4,598,715 | 0.03% | 0.01% |
| June 11, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 5250 | $3.25 | 1,763,000.0000 | 4,598,715 | 0.30% | 0.11% |
| June 5, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 6291 | $3.30 | 1,783,851.0000 | 4,598,715 | 0.35% | 0.14% |
| June 6, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1100 | $3.27 | 1,782,751.0000 | 4,598,715 | 0.06% | 0.02% |
| June 6, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 3184 | $3.30 | 1,779,567.0000 | 4,598,715 | 0.18% | 0.07% |
| June 7, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1564 | $3.25 | 1,778,003.0000 | 4,598,715 | 0.09% | 0.03% |
| June 7, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 176 | $3.30 | 1,777,827.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 317 | $4.27 | 1,793,907.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 100 | $4.11 | 1,807,257.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1750 | $4.12 | 1,805,507.0000 | 4,598,715 | 0.10% | 0.04% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 380 | $4.13 | 1,805,127.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1600 | $4.15 | 1,803,527.0000 | 4,598,715 | 0.09% | 0.03% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 670 | $4.15 | 1,802,857.0000 | 4,598,715 | 0.04% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 400 | $4.18 | 1,802,457.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 7923 | $4.25 | 1,794,534.0000 | 4,598,715 | 0.44% | 0.17% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 310 | $4.26 | 1,794,224.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 3100 | $4.10 | 1,807,357.0000 | 4,598,715 | 0.17% | 0.07% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 100 | $4.27 | 1,793,807.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 200 | $4.28 | 1,793,607.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 337 | $4.28 | 1,793,270.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 200 | $4.29 | 1,793,070.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 2903 | $4.29 | 1,790,167.0000 | 4,598,715 | 0.16% | 0.06% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 25 | $4.32 | 1,790,142.0000 | 4,598,715 | 0.00% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 200 | $4.28 | 1,782,771.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 100 | $4.11 | 1,796,421.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1750 | $4.12 | 1,794,671.0000 | 4,598,715 | 0.10% | 0.04% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 380 | $4.13 | 1,794,291.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 1600 | $4.15 | 1,792,691.0000 | 4,598,715 | 0.09% | 0.03% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 670 | $4.15 | 1,792,021.0000 | 4,598,715 | 0.04% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 400 | $4.18 | 1,791,621.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 7923 | $4.25 | 1,783,698.0000 | 4,598,715 | 0.44% | 0.17% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 310 | $4.26 | 1,783,388.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 317 | $4.27 | 1,783,071.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 100 | $4.27 | 1,782,971.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 337 | $4.28 | 1,782,434.0000 | 4,598,715 | 0.02% | 0.01% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 200 | $4.29 | 1,782,234.0000 | 4,598,715 | 0.01% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 2903 | $4.29 | 1,779,331.0000 | 4,598,715 | 0.16% | 0.06% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 25 | $4.32 | 1,779,306.0000 | 4,598,715 | 0.00% | 0.00% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 6680 | $4.92 | 1,803,777.0000 | 4,598,715 | 0.37% | 0.15% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 274 | $4.93 | 1,803,503.0000 | 4,598,715 | 0.02% | 0.01% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 100 | $4.94 | 1,803,403.0000 | 4,598,715 | 0.01% | 0.00% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 3231 | $5.00 | 1,800,172.0000 | 4,598,715 | 0.18% | 0.07% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 13 | $5.01 | 1,800,159.0000 | 4,598,715 | 0.00% | 0.00% |
| April 29, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 448 | $5.03 | 1,799,711.0000 | 4,598,715 | 0.02% | 0.01% |
| April 30, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 45 | $4.95 | 1,799,666.0000 | 4,598,715 | 0.00% | 0.00% |
| April 30, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 45 | $5.00 | 1,799,621.0000 | 4,598,715 | 0.00% | 0.00% |
| May 1, 2024 | UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO | TenPercentOwner | S | Common Stock | 3100 | $4.10 | 1,796,521.0000 | 4,598,715 | 0.17% | 0.07% |
| Feb. 28, 2024 | VON RICKENBACH JOSEF H | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Feb. 28, 2024 | Ambros Reinhard J. | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| March 5, 2024 | WINDSOR JAMES BRIAN | President and COO | M | Series X Non-Voting Convertible Preferred | 2 | $0.00 | 0.0000 | 4,598,715 | 100.00% | 0.00% |
| March 5, 2024 | WINDSOR JAMES BRIAN | President and COO | M | Common Stock | 2000 | $0.00 | 7,347.0000 | 4,598,715 | 37.40% | 0.04% |
| Feb. 28, 2024 | Ambros Reinhard J. | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Feb. 28, 2024 | VON RICKENBACH JOSEF H | Not found | A | Stock Option (right to buy) | 2725 | $0.00 | 2,725.0000 | 4,598,715 | 9999.99% | 0.06% |
| Dec. 15, 2023 | WINDSOR JAMES BRIAN | President and COO | P | Common Stock | 225 | $3.37 | 5,347.0000 | 0 | 4.39% | 0.00% |
| Nov. 20, 2023 | WINDSOR JAMES BRIAN | President and COO | P | Common Stock | 5076 | $1.97 | 5,122.0000 | 0 | 9999.99% | 0.00% |
| Oct. 31, 2023 | Fairey William | Director | A | Stock Option (right to buy) | 5450 | $0.00 | 5,450.0000 | 0 | 9999.99% | 0.00% |
| Oct. 31, 2023 | Musso Alan A | Director | A | Stock Option (right to buy) | 5450 | $0.00 | 5,450.0000 | 0 | 9999.99% | 0.00% |