John B. Henneman III is CAO & CorpVP at INTEGRA LIFESCIENCES HOLDINGS CORP (IART). They have made 26 open-market trades across 9 companies since 2006, most recently 2026-06-18.
CIK 0001187572
8 open-market purchases totalling $768K since 2014, against 18 sales. Across 7 scored buys the stock is up 15.5% at ninety days, and 10.8 points ahead of the S&P over the same stretch.
7 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 71% | 29% | 29% |
| Avg Move | -4.8% | +0.1% | +15.5% |
| Alpha | -4.6% | -1.4% | +10.8% |
| Scored | 7 | 7 | 7 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| OFIX | BUY | 2026-05-07 | 2026-05-08 | $12.26 | $61K | +3.4% | -17.3% | -9.8% |
| ANIK | BUY | 2026-05-01 | 2026-05-04 | $14.66 | $73K | +3.2% | -3.2% | +39.3% |
| APRE | BUY | 2024-03-13 | 2024-03-14 | $7.29 | $100K | +5.9% | +5.5% | -22.7% |
| RCM | SELL | 2023-08-08 | 2023-08-09 | $17.17 | $1.7M | +0.8% | +1.3% | -34.7% |
| ANIK | BUY | 2021-05-18 | 2021-05-20 | $42.86 | $86K | +8.1% | -2.0% | -4.1% |
| SPNE | SELL | 2020-08-05 | 2020-08-05 | $15.00 | $150K | +0.9% | -7.6% | +3.6% |
| APRE | BUY | 2019-10-07 | 2019-10-07 | $15.00 | $75K | +1.4% | +23.8% | +111.6% |
| SPNE | SELL | 2018-08-27 | 2018-08-29 | $14.69 | $214K | +8.1% | +5.5% | +14.6% |
| ACHI | BUY | 2016-08-16 | 2016-08-17 | $1.80 | $89K | N/A | N/A | N/A |
| (NLNK) | SELL | 2016-01-05 | 2016-01-06 | $35.74 | $6K | N/A | N/A | N/A |
| NLNK | BUY | 2015-05-14 | 2015-05-14 | $37.30 | $112K | -28.0% | -3.0% | -3.0% |
| NLNK | BUY | 2014-11-25 | 2014-11-25 | $34.35 | $172K | -28.0% | -3.0% | -3.0% |
| IART | SELL | 2014-08-25 | 2014-08-26 | $50.12 | $1.0M | -6.5% | -1.3% | -1.3% |
| IART | SELL · 10b5-1 | 2014-03-10 | 2014-03-12 | $49.00 | $490K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2014-02-27 | 2014-02-28 | $46.07 | $230K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2013-08-19 | 2013-08-20 | $42.08 | $1.3M | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2012-08-10 | 2012-08-13 | $39.40 | $118K | -6.5% | -1.3% | -1.3% |
| IART | SELL · 10b5-1 | 2012-04-26 | 2012-04-30 | $37.20 | $186K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2011-05-03 | 2011-05-04 | $51.73 | $199K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2011-03-08 | 2011-03-09 | $49.38 | $494K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2010-12-07 | 2010-12-08 | $47.46 | $253K | -6.5% | -1.3% | -1.3% |
| IART | SELL | 2010-11-02 | 2010-11-04 | $42.94 | $4.3M | -6.5% | -1.3% | -1.3% |
| IART | SELL · 10b5-1 | 2010-04-16 | 2010-04-20 | $45.03 | $338K | -6.5% | -1.3% | -1.3% |
| IART | SELL · 10b5-1 | 2010-03-16 | 2010-03-17 | $43.08 | $698K | -6.5% | -1.3% | -1.3% |
| IART | SELL · 10b5-1 | 2010-03-08 | 2010-03-10 | $43.32 | $381K | -6.5% | -1.3% | -1.3% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| (NLNK) |
| 62,316 |
| — |
| ACHI | 20,000 | — |
| Total | $5.2M |
Shares reported on the most recent Form 4, priced at the 2026-06-23 close. 2 holdings could not be priced and are excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.