Keith D Grossman
CIK 1218702 · View on SEC EDGAR ↗
Insider
First SEC filing: June 5, 2026 · Latest: June 5, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 48 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
48 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 3, 2021 | OM | S 10b5-1 | 218 | $59.79 | $13,034 | 0 Direct | -100.00% | Disposed | -99.5% (price as of 2026-08-20) |
| May 3, 2021 | OM | S 10b5-1 | 100 | $58.50 | $5,850 | 218 Direct | -31.45% | Disposed | -99.5% (price as of 2026-08-20) |
| May 3, 2021 | OM | S 10b5-1 | 2,274 | $57.87 | $131,596 | 318 Direct | -87.73% | Disposed | -99.5% (price as of 2026-08-20) |
| April 1, 2021 | OM | S 10b5-1 | 2,592 | $55.06 | $142,716 | 0 Direct | -100.00% | Disposed | -99.5% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 200 | $367.38 | $73,476 | 4,050 Direct | -4.71% | Disposed | 867.6% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 300 | $367.36 | $110,208 | 3,750 Direct | -7.41% | Disposed | 867.7% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.34 | $36,734 | 3,650 Direct | -2.67% | Disposed | 867.7% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 400 | $367.32 | $146,928 | 3,250 Direct | -10.96% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 200 | $367.31 | $73,462 | 3,050 Direct | -6.15% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.30 | $36,730 | 2,950 Direct | -3.28% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 200 | $367.30 | $73,460 | 2,750 Direct | -6.78% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.30 | $36,730 | 2,650 Direct | -3.64% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.30 | $36,730 | 2,550 Direct | -3.77% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 300 | $367.30 | $110,190 | 2,250 Direct | -11.76% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.30 | $36,730 | 2,150 Direct | -4.44% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 300 | $367.29 | $110,187 | 1,850 Direct | -13.95% | Disposed | 867.8% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 100 | $367.28 | $36,728 | 1,750 Direct | -5.41% | Disposed | 867.9% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 200 | $367.22 | $73,444 | 1,550 Direct | -11.43% | Disposed | 868.0% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 6 | $367.11 | $2,203 | 1,544 Direct | -0.39% | Disposed | 868.3% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 104 | $367.10 | $38,178 | 1,440 Direct | -6.74% | Disposed | 868.3% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 90 | $367.09 | $33,038 | 1,350 Direct | -6.25% | Disposed | 868.4% (price as of 2026-08-20) |
| April 23, 2010 | ISRG | S | 1,350 | $367.06 | $495,531 | 0 Direct | -100.00% | Disposed | 868.4% (price as of 2026-08-20) |
| Feb. 19, 2010 | ISRG | S | 5,000 | $342.18 | $1,710,900 | 0 Direct | -100.00% | Disposed | 938.9% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 700 | $292.33 | $204,631 | 1,800 Direct | -28.00% | Disposed | 1116.0% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 200 | $292.29 | $58,458 | 1,600 Direct | -11.11% | Disposed | 1116.2% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 100 | $292.07 | $29,207 | 1,500 Direct | -6.25% | Disposed | 1117.1% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 100 | $292.06 | $29,206 | 1,400 Direct | -6.67% | Disposed | 1117.1% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 200 | $292.05 | $58,410 | 1,200 Direct | -14.29% | Disposed | 1117.2% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 200 | $292.04 | $58,408 | 1,000 Direct | -16.67% | Disposed | 1117.2% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 100 | $292.08 | $29,208 | 900 Direct | -10.00% | Disposed | 1117.1% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 302 | $292.02 | $88,190 | 598 Direct | -33.56% | Disposed | 1117.3% (price as of 2026-08-20) |
| Dec. 10, 2009 | ISRG | S | 598 | $292.00 | $174,616 | 0 Direct | -100.00% | Disposed | 1117.4% (price as of 2026-08-20) |
| Nov. 6, 2009 | ISRG | S | 700 | $256.17 | $179,319 | 1,800 Direct | -28.00% | Disposed | 1287.7% (price as of 2026-08-20) |
| Nov. 6, 2009 | ISRG | S | 1,800 | $256.20 | $461,160 | 0 Direct | -100.00% | Disposed | 1287.5% (price as of 2026-08-20) |
| Nov. 6, 2009 | ISRG | S | 2,500 | $256.17 | $640,425 | 0 Direct | -100.00% | Disposed | 1287.7% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 100 | $350.06 | $35,006 | 0 Direct | -100.00% | Disposed | 915.5% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 200 | $350.13 | $70,026 | 0 Direct | -100.00% | Disposed | 915.3% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 100 | $350.19 | $35,019 | 0 Direct | -100.00% | Disposed | 915.1% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 100 | $350.20 | $35,020 | 0 Direct | -100.00% | Disposed | 915.1% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 100 | $350.27 | $35,027 | 0 Direct | -100.00% | Disposed | 914.9% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 200 | $350.17 | $70,034 | 0 Direct | -100.00% | Disposed | 915.2% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 900 | $350.04 | $315,036 | 0 Direct | -100.00% | Disposed | 915.5% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 200 | $350.23 | $70,046 | 0 Direct | -100.00% | Disposed | 915.0% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 200 | $350.14 | $70,028 | 0 Direct | -100.00% | Disposed | 915.2% (price as of 2026-08-20) |
| Dec. 11, 2007 | ISRG | S | 400 | $350.26 | $140,104 | 0 Direct | -100.00% | Disposed | 914.9% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 158 | $213.26 | $33,695 | 0 Direct | -100.00% | Disposed | 1566.9% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 100 | $213.31 | $21,331 | 0 Direct | -100.00% | Disposed | 1566.5% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 500 | $213.30 | $106,650 | 0 Direct | -100.00% | Disposed | 1566.6% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 100 | $213.26 | $21,326 | 0 Direct | -100.00% | Disposed | 1566.9% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 100 | $213.30 | $21,330 | 0 Direct | -100.00% | Disposed | 1566.6% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 100 | $213.26 | $21,326 | 0 Direct | -100.00% | Disposed | 1566.9% (price as of 2026-08-20) |
| July 31, 2007 | ISRG | S | 100 | $213.28 | $21,328 | 0 Direct | -100.00% | Disposed | 1566.7% (price as of 2026-08-20) |
Showing latest 100 of 236 transactions
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 |
|---|---|---|---|---|---|---|---|
| May 3, 2021 | OM | Stock Option (Right to Buy) | Common Stock (2,592) | $1.11 | June 16, 2024 | 2,592 | Disposed |
| April 1, 2021 | OM | Stock Option (Right to Buy) | Common Stock (2,592) | $1.11 | June 16, 2024 | 2,592 | Disposed |
| Sept. 17, 2020 | OM | Series D Redeemable Convertible Preferred Stock | Common Stock (5,372) | — | — | 32,155 | Disposed |
| Sept. 17, 2020 | OM | Series C Redeemable Convertible Preferred Stock | Common Stock (4,885) | — | — | 38,588 | Disposed |
| April 23, 2010 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (4,250) | $135.39 | April 23, 2019 | 4,250 | Disposed |
| Feb. 19, 2010 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (5,000) | $288.50 | April 21, 2018 | 5,000 | Disposed |
| Dec. 10, 2009 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (2,500) | $133.31 | April 30, 2017 | 2,500 | Disposed |
| Nov. 6, 2009 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (2,500) | $113.06 | May 19, 2016 | 2,500 | Disposed |
| Nov. 6, 2009 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (2,500) | $133.31 | April 30, 2017 | 2,500 | Disposed |
| April 23, 2009 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (4,250) | $135.39 | April 23, 2019 | 4,250 | Acquired |
| April 21, 2008 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (5,000) | $288.50 | April 21, 2018 | 5,000 | Acquired |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $113.06 | May 19, 2016 | 100 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (200) | $113.06 | May 19, 2016 | 200 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $113.06 | May 19, 2016 | 100 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $113.06 | May 19, 2016 | 100 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $113.06 | May 19, 2016 | 100 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (200) | $113.06 | May 19, 2016 | 200 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (900) | $113.06 | May 19, 2016 | 900 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (200) | $113.06 | May 19, 2016 | 200 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (200) | $113.06 | May 19, 2016 | 200 | Disposed |
| Dec. 11, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (400) | $113.06 | May 19, 2016 | 400 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (58) | $47.09 | May 20, 2015 | 58 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (42) | $47.09 | May 20, 2015 | 42 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (42) | $47.09 | May 20, 2015 | 42 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (58) | $47.09 | May 20, 2015 | 58 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (8) | $47.09 | May 20, 2015 | 8 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (150) | $47.09 | May 20, 2015 | 150 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (760) | $47.09 | May 20, 2015 | 760 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (40) | $47.09 | May 20, 2015 | 40 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (500) | $47.09 | May 20, 2015 | 500 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (42) | $47.09 | May 20, 2015 | 42 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (200) | $47.09 | May 20, 2015 | 200 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (42) | $47.09 | May 20, 2015 | 42 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (158) | $47.09 | May 20, 2015 | 158 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (500) | $47.09 | May 20, 2015 | 500 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| July 31, 2007 | ISRG | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $47.09 | May 20, 2015 | 100 | Disposed |
| June 4, 2007 | ISRG | Stock Option | Common Stock (5,000) | $47.09 | May 20, 2015 | 5,000 | Acquired |
| June 4, 2007 | ISRG | Stock Option | Common Stock (3,000) | $16.51 | May 21, 2014 | 3,000 | Acquired |
| April 30, 2007 | ISRG | Stock Option (right to buy) | Common Stock (5,000) | $133.31 | April 30, 2017 | 5,000 | Acquired |
| Nov. 7, 2006 | ISRG | Stock Option | Common Stock (5,000) | $16.51 | May 21, 2014 | 5,000 | Acquired |
| May 19, 2006 | ISRG | Stock Option(right to buy) | Common Stock (5,000) | $113.06 | May 19, 2016 | 5,000 | Acquired |
| Dec. 12, 2005 | ISRG | Stock Option | Common Stock (7,000) | $16.51 | May 21, 2014 | 7,000 | Acquired |
| May 20, 2005 | ISRG | Stock Option (right to buy) [F1] | Common Stock (10,000) | $47.09 | May 20, 2015 | 10,000 | Acquired |
| May 21, 2004 | ISRG | Stock Option (right to buy) [F1] | Common Stock (15,000) | $16.51 | May 21, 2014 | 15,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Sept. 14, 2020 | OM | Common Stock | 1,347 | Indirect |
| Sept. 14, 2020 | OM | Stock Option (Right to Buy)→ Common Stock (84,917) | 84,917 | Direct |
| Sept. 14, 2020 | OM | Stock Option (Right to Buy)→ Common Stock (64,567) | 64,567 | Direct |
| Sept. 14, 2020 | OM | Stock Option (Right to Buy)→ Common Stock (62,025) | 62,025 | Direct |
| Sept. 14, 2020 | OM | Stock Option (Right to Buy)→ Common Stock (56,962) | 56,962 | Direct |
| Sept. 14, 2020 | OM | Stock Option (Right to Buy)→ Common Stock (31,645) | 31,645 | Direct |
| Sept. 14, 2020 | OM | Series C Redeemable Convertible Preferred Stock→ Common Stock (4,885) | 4,885 | Indirect |
| Sept. 14, 2020 | OM | Series D Redeemable Convertible Preferred Stock→ Common Stock (5,372) | 5,372 | Indirect |