Insider · CIK 0001214939
William K Heiden
Files at: ATRA, AMAG. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 9, 2026 AForm 4 → | Jun 11, 4:37 pm EDT | Atara Biotherapeutics, Inc.ATRA | 12,000 | — | — | 34,188 | — | |
| Mar 1, 2019 FForm 4 → | Mar 5, 6:10 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 8,002 | $14.76 | $118,110 | 480,056 | — | plan? |
| Feb 25, 2019 AForm 4 → | Feb 27, 6:28 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 163,000 | — | — | 488,058 | — | plan? |
| Feb 23, 2019 FForm 4 → | Feb 26, 5:49 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 2,957 | $15.51 | $45,863 | 325,058 | — | plan? |
| Aug 7, 2018 SForm 4 → | Aug 8, 5:17 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 5,000 | $25.00 | $125,000 | 328,015 | −1.50% | plan? |
| Jun 14, 2018 AForm 4 → | Jun 18, 9:15 pm EDT | Atara Biotherapeutics, Inc.ATRA | 1,500 | — | — | 8,500 | — | plan? |
| Jun 4, 2018 SForm 4 → | Jun 5, 7:21 am EDT | AMAG PHARMACEUTICALS INC.AMAG | 20,000 | $25.00 | $500,000 | 333,015 | −5.67% | plan? |
| Mar 2, 2018 AFForm 4 → | Mar 6, 7:24 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 101,546 | $21.00 | $221,466 | 353,015 | — | plan? |
| Jun 8, 2017 AForm 4 → | Jun 12, 5:27 pm EDT | Atara Biotherapeutics, Inc.ATRA | 5,000 | — | — | 7,000 | — | plan? |
| May 8, 2017 FForm 4 → | May 10, 4:51 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 19,085 | $18.55 | $354,027 | 272,561 | — | plan? |
| Feb 23, 2017 AForm 4 → | Feb 27, 7:04 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 85,000 | — | — | 291,646 | — | plan? |
| Jan 3, 2017 AForm 4 → | Jan 5, 5:36 pm EST | Atara Biotherapeutics, Inc.ATRA | 2,000 | — | — | 2,000 | — | plan? |
| May 16, 2016 FForm 4 → | May 17, 4:50 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 11,812 | $18.27 | $215,805 | 206,646 | — | plan? |
| Feb 26, 2016 AFForm 4 → | Mar 1, 5:32 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 54,263 | $26.94 | $492,042 | 218,458 | — | plan? |
| Oct 1, 2015 SForm 4 → | Oct 2, 4:08 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 2,000 | $39.69 | $79,380 | 200,721 | −0.99% | plan? |
| Sep 1, 2015 SForm 4 → | Sep 2, 4:26 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 2,000 | $61.19 | $122,380 | 202,721 | −0.98% | plan? |
| Aug 3, 2015 SForm 4 → | Aug 5, 4:00 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 2,000 | $64.53 | $129,060 | 204,721 | −0.97% | plan? |
| Jul 15, 2015 SForm 4 → | Jul 17, 5:19 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 20,000 | $75.00 | $1,500,000 | 206,721 | −8.82% | plan? |
| Jul 15, 2015 MForm 4 → | Jul 17, 5:19 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 20,000 | $12.99 | $259,800 | 226,721 | — | plan? |
| Jul 1, 2015 SForm 4 → | Jul 2, 4:07 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 2,000 | $69.41 | $138,820 | 206,721 | −0.96% | plan? |
| Jun 5, 2015 MForm 4 → | Jun 8, 4:36 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 60,000 | $12.99 | $779,400 | 268,721 | — | plan? |
| Jun 5, 2015 SForm 4 → | Jun 8, 4:36 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 66,875 | $69.90 | $4,674,414 | 208,721 | −24.3% | plan? |
| Jun 2, 2015 FForm 4 → | Jun 4, 4:17 pm EDT | AMAG PHARMACEUTICALS INC.AMAG | 11,378 | $67.77 | $771,087 | 215,596 | — | plan? |
| Mar 3, 2015 FForm 4 → | Mar 5, 5:10 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 2,474 | $49.70 | $122,958 | 226,974 | — | plan? |
| Feb 26, 2015 AForm 4 → | Feb 27, 4:55 pm EST | AMAG PHARMACEUTICALS INC.AMAG | 30,000 | — | — | 229,448 | — | plan? |