Diederik Karsten
CIK 1504380 · View on SEC EDGAR ↗
First SEC filing: June 17, 2013 · Latest: Feb. 14, 2018
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 23, 2015 | LBTYB | S | 10,000 | $53.34 | $533,400 | 45,642 Direct | -17.97% | Disposed | -75.4% (price as of 2026-08-19) |
| June 23, 2015 | LBTYB | S | 10,000 | $57.28 | $572,800 | 8,547 Direct | -53.92% | Disposed | -77.1% (price as of 2026-08-19) |
| June 27, 2013 | LBTYB | S | 14,050 | $69.32 | $973,946 | 0 Direct | -100.00% | Disposed | -63.2% (price as of 2026-08-19) |
| June 27, 2013 | LBTYB | S | 14,050 | $73.57 | $1,033,658 | 0 Direct | -100.00% | Disposed | -65.3% (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 |
|---|---|---|---|---|---|---|---|
| Feb. 24, 2016 | LBTYB | LiLAC Restricted Share Units C | LiLAC Class C (2,703) | — | — | 2,703 | Acquired |
| Feb. 24, 2016 | LBTYB | LiLAC Restricted Share Units A | LiLAC Class A (1,351) | — | — | 1,351 | Acquired |
| Feb. 24, 2016 | LBTYB | Liberty Global Restricted Share Units C | Liberty Global Class C (54,062) | — | — | 54,062 | Acquired |
| Feb. 24, 2016 | LBTYB | Liberty Global Restricted Share Units A | Liberty Global Class A (27,031) | — | — | 27,031 | Acquired |
| Sept. 30, 2015 | LBTYB | LiLAC Restricted Share Units C | LiLAC Class C (1,455) | — | — | 1,455 | Disposed |
| Sept. 30, 2015 | LBTYB | LiLAC Restricted Share Units A | LiLAC Class A (485) | — | — | 485 | Disposed |
| Sept. 30, 2015 | LBTYB | Liberty Global Restricted Share Units C | Liberty Global Class C (29,103) | — | — | 29,103 | Disposed |
| Sept. 30, 2015 | LBTYB | Liberty Global Restricted Share Units A | Liberty Global Class A (9,701) | — | — | 9,701 | Disposed |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (5,359) | $46.52 | May 1, 2022 | 5,359 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (6,690) | $35.37 | May 1, 2021 | 6,690 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (3,744) | $31.14 | May 1, 2020 | 3,744 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (1,872) | $33.35 | May 1, 2020 | 1,872 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (3,972) | $21.81 | May 1, 2019 | 3,972 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (1,986) | $22.51 | May 1, 2019 | 1,986 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (4,194) | $20.09 | May 1, 2018 | 4,194 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (2,097) | $20.93 | May 1, 2018 | 2,097 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (1,942) | $12.26 | May 1, 2017 | 1,942 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (970) | $12.37 | May 1, 2017 | 970 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (726) | $6.56 | June 16, 2016 | 726 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (363) | $6.64 | June 16, 2016 | 363 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (810) | $7.50 | May 1, 2016 | 810 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights C | LiLAC Class C (405) | $7.52 | May 1, 2016 | 405 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (2,627) | $45.52 | May 1, 2022 | 2,627 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (3,360) | $35.06 | May 1, 2021 | 3,360 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (1,880) | $31.91 | May 1, 2020 | 1,880 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (1,995) | $21.53 | May 1, 2019 | 1,995 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (2,106) | $20.03 | May 1, 2018 | 2,106 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (975) | $11.84 | May 1, 2017 | 975 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (365) | $6.35 | June 16, 2016 | 365 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Share Appreciation Rights A | LiLAC Class A (406) | $7.19 | May 1, 2016 | 406 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Restricted Share Units C | LiLAC Class C (1,455) | — | — | 1,455 | Acquired |
| July 9, 2015 | LBTYB | LiLAC Restricted Share Units A | LiLAC Class A (485) | — | — | 485 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (105,606) | — | May 1, 2022 | 105,606 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (133,804) | — | May 1, 2021 | 133,804 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (74,888) | — | May 1, 2020 | 74,888 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (37,435) | — | May 1, 2020 | 37,435 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (79,451) | — | May 1, 2019 | 79,451 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (39,722) | — | May 1, 2019 | 39,722 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (83,905) | — | May 1, 2018 | 83,905 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (41,956) | — | May 1, 2018 | 41,956 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (38,847) | — | May 1, 2017 | 38,847 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (19,418) | — | May 1, 2017 | 19,418 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (14,538) | — | May 1, 2016 | 14,538 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (7,270) | — | May 1, 2016 | 7,270 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (16,202) | — | May 1, 2016 | 16,202 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights C | Liberty Global Class C (8,101) | — | May 1, 2016 | 8,101 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (52,376) | — | May 1, 2022 | 52,376 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (67,243) | — | May 1, 2021 | 67,243 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (37,610) | — | May 1, 2020 | 37,610 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (39,899) | — | May 1, 2019 | 39,899 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (42,136) | — | May 1, 2018 | 42,136 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (19,510) | — | May 1, 2017 | 19,510 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (7,302) | — | May 1, 2016 | 7,302 | Acquired |
| July 9, 2015 | LBTYB | Share Appreciation Rights A | Liberty Global Class A (8,138) | — | May 1, 2016 | 8,138 | Acquired |
| May 1, 2015 | LBTYB | Stock Appreciation Rights C | Class C Ordinary Shares (99,654) | $51.40 | May 1, 2022 | 99,654 | Acquired |
| May 1, 2015 | LBTYB | Stock Appreciation Rights A | Class A Ordinary Shares (49,827) | $53.11 | May 1, 2022 | 49,827 | Acquired |
| March 31, 2015 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (29,101) | — | — | 29,101 | Disposed |
| March 31, 2015 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (9,700) | — | — | 9,700 | Disposed |
| Feb. 18, 2015 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (58,204) | — | — | 58,204 | Acquired |
| Feb. 18, 2015 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (19,401) | — | — | 19,401 | Acquired |
| Sept. 30, 2014 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (23,679) | — | — | 23,679 | Disposed |
| Sept. 30, 2014 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (7,893) | — | — | 7,893 | Disposed |
| May 1, 2014 | LBTYB | Stock Appreciation Rights C | Class C Ordinary Shares (128,000) | $39.09 | May 1, 2021 | 128,000 | Acquired |
| May 1, 2014 | LBTYB | Stock Appreciation Rights A | Class A Ordinary Shares (64,000) | $40.91 | May 1, 2021 | 64,000 | Acquired |
| March 31, 2014 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (23,676) | — | — | 23,676 | Disposed |
| March 31, 2014 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (7,892) | — | — | 7,892 | Disposed |
| March 18, 2014 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (47,356) | — | — | 47,356 | Acquired |
| March 18, 2014 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (15,785) | — | — | 15,785 | Acquired |
| Sept. 30, 2013 | LBTYB | Restricted Share Units C | Class C Ordinary Shares (13,159) | — | — | 13,159 | Disposed |
| Sept. 30, 2013 | LBTYB | Restricted Share Units A | Class A Ordinary Shares (13,159) | — | — | 13,159 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 16 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 17, 2013 | LBTYB | Class A Ordinary Shares | 14,050 | Direct |
| June 17, 2013 | LBTYB | Class C Ordinary Shares | 14,050 | Direct |
| June 17, 2013 | LBTYB | Restricted Share Units A→ Class A Ordinary Shares (13,159) | 13,159 | Direct |
| June 17, 2013 | LBTYB | Restricted Share Units C→ Class C Ordinary Shares (13,159) | 13,159 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (6,954) | 6,954 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (7,750) | 7,750 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (18,578) | 18,578 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (40,128) | 40,128 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (38,000) | 38,000 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights A→ Class A Ordinary Shares (35,808) | 35,808 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (6,954) | 6,954 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (7,750) | 7,750 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (18,578) | 18,578 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (40,128) | 40,128 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (38,000) | 38,000 | Direct |
| June 17, 2013 | LBTYB | Stock Appreciation Rights C→ Class C Ordinary Shares (35,808) | 35,808 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2017 | $924,434 | — | $342,372 | $1,777,598 | $1,083,079 | — | $161,901 | $4,289,384 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.