Mark Stejbach
CIK 1487937 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 7, 2026 · Latest: Jan. 7, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 87 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
87 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 16, 2018 | ALKS | S 10b5-1 | 10,880 | $70.50 | $767,040 | 44,013 Direct | -19.82% | Disposed | -28.1% (price as of 2026-08-19) |
| June 8, 2017 | ALKS | S 10b5-1 | 10,000 | $60.34 | $603,400 | 44,013 Direct | -18.51% | Disposed | -16.0% (price as of 2026-08-19) |
| Jan. 9, 2017 | ALKS | S 10b5-1 | 547 | $60.27 | $32,968 | 34,115 Direct | -1.58% | Disposed | -15.9% (price as of 2026-08-19) |
| Jan. 6, 2017 | ALKS | S 10b5-1 | 6,653 | $60.07 | $399,646 | 34,115 Direct | -16.32% | Disposed | -15.6% (price as of 2026-08-19) |
| Jan. 5, 2017 | ALKS | S 10b5-1 | 300 | $60.09 | $18,027 | 34,115 Direct | -0.87% | Disposed | -15.6% (price as of 2026-08-19) |
| Jan. 4, 2017 | ALKS | S 10b5-1 | 2,500 | $60.01 | $150,025 | 34,115 Direct | -6.83% | Disposed | -15.5% (price as of 2026-08-19) |
| Dec. 28, 2015 | ALKS | S 10b5-1 | 10,000 | $80.24 | $802,400 | 19,564 Direct | -33.82% | Disposed | -36.8% (price as of 2026-08-19) |
| Dec. 1, 2015 | ALKS | S 10b5-1 | 500 | $73.58 | $36,790 | 19,564 Direct | -2.49% | Disposed | -31.1% (price as of 2026-08-19) |
| Dec. 1, 2015 | ALKS | S 10b5-1 | 2,300 | $73.09 | $168,107 | 20,064 Direct | -10.28% | Disposed | -30.6% (price as of 2026-08-19) |
| Dec. 1, 2015 | ALKS | S 10b5-1 | 15,200 | $71.99 | $1,094,248 | 22,364 Direct | -40.46% | Disposed | -29.6% (price as of 2026-08-19) |
| Nov. 2, 2015 | ALKS | S 10b5-1 | 2,330 | $72.51 | $168,948 | 19,964 Direct | -10.45% | Disposed | -30.1% (price as of 2026-08-19) |
| Nov. 2, 2015 | ALKS | S 10b5-1 | 15,670 | $72.00 | $1,128,240 | 22,294 Direct | -41.28% | Disposed | -29.6% (price as of 2026-08-19) |
| Nov. 13, 2012 | ALKS | P | 1,200 | $20.13 | $24,156 | 1,400 Direct | +600.00% | Acquired | 151.8% (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| March 3, 2018 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,813) | $0.00 | — | 2,813 | Disposed |
| March 1, 2018 | ALKS | Restricted Stock Unit Award | Ordinary Shares (5,250) | $0.00 | — | 5,250 | Disposed |
| Feb. 26, 2018 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,625) | $0.00 | — | 2,625 | Disposed |
| Feb. 17, 2018 | ALKS | Restricted Stock Unit Award | Ordinary Shares (3,000) | $0.00 | — | 3,000 | Disposed |
| Feb. 16, 2018 | ALKS | Restricted Stock Unit Award | Ordinary Shares (13,500) | $0.00 | — | 13,500 | Acquired |
| Feb. 16, 2018 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (54,500) | $67.26 | Feb. 16, 2028 | 54,500 | Acquired |
| Feb. 16, 2018 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (10,880) | $17.30 | March 7, 2022 | 10,880 | Disposed |
| June 8, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (10,000) | $17.30 | March 7, 2022 | 10,000 | Disposed |
| May 28, 2017 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,500) | $0.00 | — | 2,500 | Disposed |
| March 3, 2017 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,812) | $0.00 | — | 2,812 | Disposed |
| March 1, 2017 | ALKS | Restricted Stock Unit Award | Ordinary Shares (5,250) | $0.00 | — | 5,250 | Disposed |
| Feb. 26, 2017 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,625) | $0.00 | — | 2,625 | Disposed |
| Feb. 17, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (50,000) | $54.57 | Feb. 17, 2027 | 50,000 | Acquired |
| Feb. 17, 2017 | ALKS | Restricted Stock Unit Award | Ordinary Shares (12,000) | $0.00 | — | 12,000 | Acquired |
| Jan. 9, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (547) | $17.30 | March 7, 2022 | 547 | Disposed |
| Jan. 6, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (6,653) | $17.30 | March 7, 2022 | 6,653 | Disposed |
| Jan. 5, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (300) | $17.30 | March 7, 2022 | 300 | Disposed |
| Jan. 4, 2017 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (2,500) | $17.30 | March 7, 2022 | 2,500 | Disposed |
| Nov. 10, 2016 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (5,780) | $17.30 | March 7, 2022 | 5,780 | Disposed |
| Oct. 5, 2016 | ALKS | Performance Restricted Stock Units | Ordinary Shares (5,000) | — | — | 5,000 | Disposed |
| May 28, 2016 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,500) | $0.00 | — | 2,500 | Disposed |
| March 3, 2016 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,813) | $0.00 | — | 2,813 | Disposed |
| Feb. 29, 2016 | ALKS | Restricted Stock Unit Award | Ordinary Shares (21,000) | $0.00 | — | 21,000 | Acquired |
| Feb. 29, 2016 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (85,000) | $32.27 | Feb. 28, 2026 | 85,000 | Acquired |
| Feb. 26, 2016 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,625) | $0.00 | — | 2,625 | Disposed |
| Dec. 28, 2015 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (10,000) | $17.30 | March 7, 2022 | 10,000 | Disposed |
| Dec. 1, 2015 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (18,000) | $17.30 | March 7, 2022 | 18,000 | Disposed |
| Nov. 2, 2015 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (18,000) | $17.30 | March 7, 2022 | 18,000 | Disposed |
| Oct. 5, 2015 | ALKS | Performance Restricted Stock Units | Ordinary Shares (5,000) | — | — | 5,000 | Acquired |
| May 28, 2015 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,500) | $0.00 | — | 2,500 | Disposed |
| April 15, 2015 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (5,780) | $17.30 | March 7, 2022 | 5,780 | Disposed |
| March 3, 2015 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,812) | $0.00 | — | 2,812 | Disposed |
| Feb. 26, 2015 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (44,000) | $71.23 | Feb. 26, 2025 | 44,000 | Acquired |
| Feb. 26, 2015 | ALKS | Restricted Stock Unit Award | Ordinary Shares (10,500) | $0.00 | — | 10,500 | Acquired |
| May 28, 2014 | ALKS | Restricted Stock Unit Award | Ordinary Shares (2,500) | $0.00 | — | 2,500 | Disposed |
| March 3, 2014 | ALKS | Restricted Stock Unit Award | Ordinary Shares (11,250) | $0.00 | — | 11,250 | Acquired |
| March 3, 2014 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (50,000) | $47.16 | March 3, 2024 | 50,000 | Acquired |
| Jan. 15, 2014 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (2,780) | $17.30 | March 7, 2022 | 2,780 | Disposed |
| Dec. 26, 2013 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (3,000) | $17.30 | March 7, 2022 | 3,000 | Disposed |
| May 28, 2013 | ALKS | Restricted Stock Unit Award | Ordinary Shares (10,000) | $0.00 | — | 10,000 | Acquired |
| May 28, 2013 | ALKS | Employee Stock Option (Right to Buy) | Ordinary Shares (70,000) | $33.72 | May 28, 2023 | 70,000 | Acquired |
| March 7, 2012 | ALKS | Employee Stock Option (Right to Buy) | Common Stock (100,000) | $17.30 | March 7, 2022 | 100,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.