1. Corporate Officers - B
2. Blavatnik Len

Insider Trading History of Blavatnik Len

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Blavatnik Len since 2015. This trader's CIK number is 1326628. At the time of last reporting, Blavatnik Len was the Officer of Digitalocean Holdings, Inc.. (stock ticker symbol DOCN). Also see all insider trading activities at Digitalocean Holdings, Inc..

Note that in the past Blavatnik Len also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Disc Medicine, Inc. (IRON) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	IRON	0	$0	744,047	$59,873,462	0	$0
2023	IRON	434,783	$10,000,009	0	$0	0	$0

Yearly summary of insider trading at Verona Pharma Plc (VRNA) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	VRNA	4,800,000	$6,302,400	0	$0	0	$0

Yearly summary of insider trading at Neon Therapeutics, Inc. (NTGN) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2020	NTGN	0	$0	345,433	$762,237	0	$0
2018	NTGN	315,000	$5,040,000	0	$0	0	$0

Yearly summary of insider trading at Lyondellbasell Industries N.v. (LYB) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2024	LYB	0	$0	205,022	$20,096,461	0	$0
2023	LYB	0	$0	6,511	$649,296	0	$0
2022	LYB	0	$0	2,958,209	$251,687,055	0	$0
2021	LYB	0	$0	4,589,060	$474,276,235	0	$0
2020	LYB	0	$0	2,308,334	$200,042,640	0	$0
2019	LYB	764,501	$56,842,362	0	$0	0	$0
2018	LYB	5,100,000	$483,762,205	0	$0	0	$0
2016	LYB	0	$0	2,100,000	$173,185,300	0	$0
2015	LYB	0	$0	4,000,000	$370,309,050	0	$0

Yearly summary of insider trading at Day One Biopharmaceuticals, Inc. (DAWN) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	DAWN	1,475,454	$14,978,750	0	$0	0	$0
2022	DAWN	1,306,862	$19,551,923	0	$0	0	$0
2021	DAWN	875,000	$14,000,000	0	$0	0	$0

Yearly summary of insider trading at Digitalocean Holdings, Inc. (DOCN) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2026	DOCN	0	$0	3,691,806	$557,067,666	0	$0

Yearly summary of insider trading at Zura Bio Ltd (ZURA) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2026	ZURA	2,000,000	$12,500,000	0	$0	0	$0

Yearly summary of insider trading at Warner Music Group Corp. (WMG) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	WMG	0	$0	10,244,898	$403,115,412	0	$0
2020	WMG	0	$0	11,208,881	$280,222,025	0	$0

Yearly summary of insider trading at Climb Bio, Inc. (ELYM) by Blavatnik Len

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	ELYM	800,000	$10,000,000	0	$0	0	$0

Insider trading activities at 9 companies by Blavatnik Len:

1. Disc Medicine, Inc. (IRON)

2. Verona Pharma Plc (VRNA)

3. Neon Therapeutics, Inc. (NTGN)

4. Lyondellbasell Industries N.v. (LYB)

5. Day One Biopharmaceuticals, Inc. (DAWN)

6. Digitalocean Holdings, Inc. (DOCN)

7. Zura Bio Ltd (ZURA)

8. Warner Music Group Corp. (WMG)

9. Climb Bio, Inc. (ELYM)

Table 1. Insider trading of Disc Medicine, Inc. (IRON) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-10-22	IRON	Sale	744,047	80.47	59,873,462
2023-02-15	IRON	Buy	434,783	23.00	10,000,009

Table 2. Insider trading of Verona Pharma Plc (VRNA) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-08-15	VRNA	Buy	4,800,000	1.31	6,302,400

Table 3. Insider trading of Neon Therapeutics, Inc. (NTGN) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2020-03-23	NTGN	Sale	50,358	2.17	109,478
2020-03-24	NTGN	Sale	201,686	2.20	443,104
2020-03-20	NTGN	Sale	84,339	2.22	186,895
2020-03-19	NTGN	Sale	9,050	2.52	22,760
2018-06-29	NTGN	Buy	315,000	16.00	5,040,000

Table 4. Insider trading of Lyondellbasell Industries N.v. (LYB) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2024-02-16	LYB	Sale	205,022	98.02	20,096,461
2023-08-11	LYB	Sale	6,511	99.72	649,296
2022-12-01	LYB	Sale	698,298	85.30	59,566,914
2022-12-02	LYB	Sale	730,000	84.85	61,939,040
2022-11-30	LYB	Sale	1,002,674	84.94	85,163,118
2022-11-29	LYB	Sale	387,726	84.99	32,954,383
2022-11-28	LYB	Sale	12,072	84.88	1,024,707
2022-11-15	LYB	Sale	127,439	86.62	11,038,893
2021-05-04	LYB	Sale	927,000	107.48	99,632,106
2021-03-01	LYB	Sale	945,000	106.80	100,923,165
2021-02-25	LYB	Sale	4,500	107.35	483,061
2021-02-24	LYB	Sale	714,500	105.79	75,589,813
2021-02-23	LYB	Sale	478,060	103.10	49,289,898
2021-02-22	LYB	Sale	350,000	103.72	36,302,000
2021-02-12	LYB	Sale	393,780	95.75	37,705,222
2021-02-11	LYB	Sale	55,538	95.41	5,298,825
2021-02-10	LYB	Sale	720,682	95.81	69,052,145
2020-12-04	LYB	Sale	518,691	88.58	45,948,242
2020-12-03	LYB	Sale	1,123,576	86.00	96,623,041
2020-12-02	LYB	Sale	91,173	86.01	7,842,063
2020-12-01	LYB	Sale	564,090	86.32	48,693,376
2020-11-30	LYB	Sale	10,804	86.63	935,918
2019-09-03	LYB	Buy	665,918	74.28	49,461,059
2019-08-29	LYB	Buy	98,583	74.87	7,381,303
2018-11-12	LYB	Buy	950,000	95.88	91,086,000
2018-11-09	LYB	Buy	750,200	95.95	71,982,440
2018-11-13	LYB	Buy	486,773	95.38	46,429,869
2018-11-06	LYB	Buy	514,711	94.89	48,838,353
2018-11-07	LYB	Buy	372,705	96.04	35,793,842
2018-11-08	LYB	Buy	715,039	95.98	68,631,588
2018-11-05	LYB	Buy	131,870	93.11	12,277,756
2018-11-01	LYB	Buy	474,938	91.44	43,426,430
2018-11-02	LYB	Buy	703,764	92.78	65,295,927
2016-03-08	LYB	Sale	1,000,000	82.40	82,399,000
2016-03-09	LYB	Sale	1,100,000	82.53	90,786,300
2015-10-30	LYB	Sale	2,270,000	92.80	210,651,460
2015-10-28	LYB	Sale	850,000	92.34	78,488,150
2015-10-29	LYB	Sale	880,000	92.24	81,169,440

Table 5. Insider trading of Day One Biopharmaceuticals, Inc. (DAWN) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-10-20	DAWN	Buy	111,387	9.97	1,110,862
2023-10-19	DAWN	Buy	384,400	10.06	3,867,448
2023-10-18	DAWN	Buy	979,667	10.21	10,000,440
2022-06-17	DAWN	Buy	1,200,000	15.00	18,000,000
2022-01-18	DAWN	Buy	43,429	14.26	619,384
2022-01-19	DAWN	Buy	58,818	14.70	864,565
2022-01-20	DAWN	Buy	4,615	14.73	67,974
2021-06-01	DAWN	Buy	875,000	16.00	14,000,000

Table 6. Insider trading of Digitalocean Holdings, Inc. (DOCN) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2026-05-13	DOCN	Sale	3,300,000	150.30	495,990,000
2026-05-11	DOCN	Sale	181,147	159.19	28,835,885
2026-05-07	DOCN	Sale	210,659	153.05	32,241,781

Table 7. Insider trading of Zura Bio Ltd (ZURA) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2026-02-26	ZURA	Buy	2,000,000	6.25	12,500,000

Table 8. Insider trading of Warner Music Group Corp. (WMG) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-09-24	WMG	Sale	2,340,000	43.73	102,328,200
2021-09-08	WMG	Sale	3,150,272	37.75	118,922,768
2021-02-10	WMG	Sale	4,754,626	38.25	181,864,444
2020-07-07	WMG	Sale	11,208,881	25.00	280,222,025

Table 9. Insider trading of Climb Bio, Inc. (ELYM) by Blavatnik Len

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-08-12	ELYM	Buy	800,000	12.50	10,000,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Blavatnik Len (Officer of Digitalocean Holdings, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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