Karen Prange

CIK 1566083 · View on SEC EDGAR ↗

Insider

First SEC filing: June 5, 2026 · Latest: June 5, 2026

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Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-138,283 + 59 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

59 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Aug. 5, 2026 ATRC S 3,564 $38.80 $138,283 22,809 Direct -13.51% Disposed 21.9% (price as of 2026-08-21)
March 5, 2025 ATRC S 6,100 $38.12 $232,532 17,828 Direct -25.49% Disposed 24.1% (price as of 2026-08-21)
June 8, 2023 ATRC S 713 $47.89 $34,146 16,140 Direct -4.23% Disposed -1.2% (price as of 2026-08-21)
March 8, 2016 BSX S 10b5-1 14,747 $17.27 $254,681 38,395 Direct -27.75% Disposed 186.2% (price as of 2026-08-21)
Feb. 8, 2016 BSX S 6,216 $16.05 $99,767 23,647 Direct -20.82% Disposed 207.9% (price as of 2026-08-21)
July 7, 2015 BSX S 10b5-1 17,456 $17.66 $308,273 17,430 Direct -50.04% Disposed 179.8% (price as of 2026-08-21)
March 3, 2015 BSX S 10b5-1 2,492 $16.79 $41,841 17,430 Direct -12.51% Disposed 194.3% (price as of 2026-08-21)
Feb. 27, 2015 BSX S 10b5-1 1,307 $16.80 $21,958 17,430 Direct -6.98% Disposed 194.2% (price as of 2026-08-21)
Dec. 10, 2014 BSX S 10b5-1 19,753 $12.64 $249,678 17,430 Direct -53.12% Disposed 291.0% (price as of 2026-08-21)

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. 28, 2016 BSX Deferred Stock Units Common Stock (3,721) — Feb. 28, 2018 3,721 Disposed
Feb. 24, 2016 BSX Deferred Stock Units Common Stock (2,102) — Feb. 24, 2019 2,102 Disposed
Feb. 23, 2016 BSX Deferred Stock Units Common Stock (2,299) — Feb. 23, 2020 2,299 Disposed
Feb. 22, 2016 BSX Stock Option (Right to Buy) Common Stock (33,726) $17.26 Feb. 22, 2026 33,726 Acquired
Feb. 22, 2016 BSX Performance Share Units Common Stock (12,508) — Dec. 31, 2017 12,508 Acquired
Feb. 22, 2016 BSX Deferred Stock Units Common Stock (11,587) — Feb. 22, 2021 11,587 Acquired
Jan. 1, 2016 BSX Performance Share Units Common Stock (18,866) — Dec. 31, 2015 18,866 Disposed
July 2, 2015 BSX Deferred Stock Units Common Stock (25,862) — July 2, 2017 25,862 Disposed
Feb. 28, 2015 BSX Deferred Stock Units Common Stock (3,721) — Feb. 28, 2018 3,721 Disposed
Feb. 24, 2015 BSX Deferred Stock Units Common Stock (2,102) — Feb. 24, 2019 2,102 Disposed
Feb. 23, 2015 BSX Stock Option (Right to Buy) Common Stock (32,327) $16.31 Feb. 23, 2025 32,327 Acquired
Feb. 23, 2015 BSX Performance Share Units Common Stock (10,701) — Dec. 31, 2016 10,701 Acquired
Feb. 23, 2015 BSX Deferred Stock Units Common Stock (11,496) — Feb. 23, 2020 11,496 Acquired
July 2, 2014 BSX Deferred Stock Units Common Stock (25,862) — July 2, 2017 25,862 Disposed
Feb. 28, 2014 BSX Deferred Stock Units Common Stock (3,721) — Feb. 28, 2018 3,721 Disposed
Feb. 24, 2014 BSX Stock Option (Right to Buy) Common Stock (25,045) $13.08 Feb. 24, 2024 25,045 Acquired
Feb. 24, 2014 BSX Performance Share Units Common Stock (18,866) — Dec. 31, 2015 18,866 Acquired
Feb. 24, 2014 BSX Deferred Stock Units Common Stock (10,512) — Feb. 24, 2019 10,512 Acquired
July 2, 2013 BSX Deferred Stock Units Common Stock (25,862) — July 2, 2017 25,862 Disposed
Feb. 28, 2013 BSX Stock Option (Right to Buy) Common Stock (48,439) $7.39 Feb. 28, 2023 48,439 Acquired
Feb. 28, 2013 BSX Deferred Stock Units Common Stock (18,606) — Feb. 28, 2018 18,606 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 4 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Dec. 4, 2019 ATRC Common Stock 0 Direct
May 20, 2016 HSIC No securities are beneficially owned. 0 Direct
Jan. 9, 2013 BSX Common Stock 1,000 Indirect
Jan. 9, 2013 BSX Deferred Stock Units→ Common Stock (129,310) 129,310 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

HSIC

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2018 — — — — — — — —
2017 — — — — — — — —
2016 $410,000 — $23,000,008 $0 $879,789 $0 $2,870,216 $4,276,810

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.