Tina Marriott Larson
CIK 1856414 · View on SEC EDGAR ↗
Insider
First SEC filing: April 15, 2021 · Latest: April 15, 2021
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 65 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
65 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 25, 2024 | RXRX | S 10b5-1 | 8,000 | $10.35 | $82,800 | 414,548 Direct | -1.89% | Disposed | -67.6% (price as of 2026-08-20) |
| Dec. 28, 2023 | RXRX | S 10b5-1 | 8,000 | $10.58 | $84,640 | 414,548 Direct | -1.89% | Disposed | -68.3% (price as of 2026-08-20) |
| Nov. 16, 2023 | RXRX | S 10b5-1 | 3,000 | $6.76 | $20,280 | 413,404 Direct | -0.72% | Disposed | -50.4% (price as of 2026-08-20) |
| Oct. 26, 2023 | RXRX | S 10b5-1 | 3,000 | $5.63 | $16,890 | 418,782 Direct | -0.71% | Disposed | -40.5% (price as of 2026-08-20) |
| Sept. 28, 2023 | RXRX | S 10b5-1 | 3,000 | $7.72 | $23,160 | 418,782 Direct | -0.71% | Disposed | -56.6% (price as of 2026-08-20) |
| Aug. 24, 2023 | RXRX | S 10b5-1 | 63 | $9.45 | $595 | 418,782 Direct | -0.02% | Disposed | -64.5% (price as of 2026-08-20) |
| Aug. 24, 2023 | RXRX | S 10b5-1 | 2,937 | $8.64 | $25,376 | 418,845 Direct | -0.70% | Disposed | -61.2% (price as of 2026-08-20) |
| July 27, 2023 | RXRX | S 10b5-1 | 4,373 | $14.05 | $61,441 | 424,160 Direct | -1.02% | Disposed | -76.2% (price as of 2026-08-20) |
| July 27, 2023 | RXRX | S 10b5-1 | 3,627 | $13.12 | $47,586 | 428,533 Direct | -0.84% | Disposed | -74.5% (price as of 2026-08-20) |
| June 29, 2023 | RXRX | S 10b5-1 | 3,000 | $7.49 | $22,470 | 424,160 Direct | -0.70% | Disposed | -55.3% (price as of 2026-08-20) |
| May 31, 2023 | RXRX | S 10b5-1 | 3,000 | $8.63 | $25,890 | 424,160 Direct | -0.70% | Disposed | -61.2% (price as of 2026-08-20) |
| Feb. 23, 2023 | RXRX | S 10b5-1 | 8,000 | $7.82 | $62,560 | 427,844 Direct | -1.84% | Disposed | -57.1% (price as of 2026-08-20) |
| Jan. 26, 2023 | RXRX | S 10b5-1 | 8,000 | $8.07 | $64,560 | 203,654 Direct | -3.78% | Disposed | -58.5% (price as of 2026-08-20) |
| Dec. 29, 2022 | RXRX | S 10b5-1 | 8,000 | $7.70 | $61,600 | 203,654 Direct | -3.78% | Disposed | -56.5% (price as of 2026-08-20) |
| Nov. 17, 2022 | RXRX | S 10b5-1 | 16,000 | $10.96 | $175,360 | 203,654 Direct | -7.28% | Disposed | -69.4% (price as of 2026-08-20) |
| Oct. 27, 2022 | RXRX | S 10b5-1 | 16,000 | $10.72 | $171,520 | 205,107 Direct | -7.24% | Disposed | -68.7% (price as of 2026-08-20) |
| Sept. 29, 2022 | RXRX | S 10b5-1 | 64 | $11.53 | $738 | 205,107 Direct | -0.03% | Disposed | -70.9% (price as of 2026-08-20) |
| Sept. 29, 2022 | RXRX | S 10b5-1 | 15,936 | $10.86 | $173,065 | 205,171 Direct | -7.21% | Disposed | -69.1% (price as of 2026-08-20) |
| Aug. 16, 2022 | RXRX | S 10b5-1 | 16,000 | $12.60 | $201,600 | 295,107 Direct | -5.14% | Disposed | -73.4% (price as of 2026-08-20) |
| Dec. 16, 2021 | RXRX | S 10b5-1 | 300 | $19.78 | $5,934 | 47,500 Direct | -0.63% | Disposed | -83.1% (price as of 2026-08-20) |
| Dec. 16, 2021 | RXRX | S 10b5-1 | 1,040 | $19.17 | $19,937 | 47,800 Direct | -2.13% | Disposed | -82.5% (price as of 2026-08-20) |
| Dec. 16, 2021 | RXRX | S 10b5-1 | 1,160 | $18.09 | $20,984 | 48,840 Direct | -2.32% | Disposed | -81.5% (price as of 2026-08-20) |
| Nov. 18, 2021 | RXRX | S 10b5-1 | 702 | $19.20 | $13,478 | 50,000 Direct | -1.38% | Disposed | -82.5% (price as of 2026-08-20) |
| Nov. 18, 2021 | RXRX | S 10b5-1 | 1,798 | $18.81 | $33,820 | 50,702 Direct | -3.42% | Disposed | -82.2% (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 9, 2024 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (447,917) | $10.09 | Feb. 9, 2034 | 447,917 | Acquired |
| Jan. 25, 2024 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| Dec. 28, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| Nov. 16, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| Oct. 26, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| Sept. 28, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| Aug. 24, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| July 29, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| June 29, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| May 31, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (3,000) | $1.06 | July 22, 2028 | 3,000 | Disposed |
| Feb. 23, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| Feb. 1, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (434,122) | $8.55 | Feb. 1, 2033 | 434,122 | Acquired |
| Jan. 26, 2023 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| Dec. 29, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (8,000) | $1.06 | July 22, 2028 | 8,000 | Disposed |
| Nov. 17, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (16,000) | $1.06 | July 22, 2028 | 16,000 | Disposed |
| Oct. 27, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (16,000) | $1.06 | July 22, 2028 | 16,000 | Disposed |
| Sept. 29, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (16,000) | $1.06 | July 22, 2028 | 16,000 | Disposed |
| Aug. 16, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (16,000) | $1.06 | July 22, 2028 | 16,000 | Disposed |
| March 4, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (634,000) | $1.06 | July 22, 2028 | 58,500 | Acquired |
| Feb. 18, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (692,500) | $1.06 | July 22, 2028 | 16,000 | Acquired |
| Feb. 14, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (708,500) | $1.06 | July 22, 2028 | 4,000 | Acquired |
| Feb. 4, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (4,784) | $11.40 | Feb. 4, 2032 | 4,784 | Acquired |
| Feb. 4, 2022 | RXRX | Stock Option (Right to Buy) | Class A Common Stock (159,226) | $11.40 | Feb. 4, 2032 | 159,226 | Acquired |
| April 20, 2021 | RXRX | Stock Option (Right to Buy) | Class A Common Stock [F1] (150,000) | $2.47 | Dec. 30, 2030 | 150,000 | Acquired |
| April 20, 2021 | RXRX | Stock Option (Right to Buy) | Class A Common Stock [F1] (712,500) | $1.06 | July 22, 2028 | 712,500 | Acquired |
| April 20, 2021 | RXRX | Stock Option (Right to Buy) | Common Stock [F1] (150,000) | $2.47 | Dec. 30, 2030 | 150,000 | Disposed |
| April 20, 2021 | RXRX | Stock Option (Right to Buy) | Common Stock [F1] (712,500) | $1.06 | July 22, 2028 | 712,500 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
RXRX
COO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2020 | $408,192 | $13,000 | — | $226,866 | $30,070 | — | $12,700 | $690,828 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.