GALAPAGOS NV NPV ISIN #BE0003818359 SEDOL #B07Q2V5

Ticker: GLPGF CUSIP: B44170106 Class: ADR

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

Note: Option positions (PUT/CALL) are excluded.

Q4 2021

Shares 6,009 Value ($000) $336 Avg Close $52.04 Range $48.55 - $55.10

Q3 2021

Shares 274,161 Value ($000) $14,349 Avg Close $59.44 Range $51.00 - $70.15

Q2 2021

Shares 274,487 Value ($000) $19,036 Avg Close $76.38 Range $69.02 - $83.00

Q1 2021

Shares 276,637 Value ($000) $21,498 Avg Close $91.97 Range $75.00 - $110.10

Q4 2020

Shares 282,227 Value ($000) $27,791 Avg Close $123.03 Range $93.43 - $141.50

Q3 2020

Shares 276,423 Value ($000) $39,287 Avg Close $170.19 Range $126.00 - $208.76

Q2 2020

Shares 286,526 Value ($000) $56,333 Avg Close $206.68 Range $187.00 - $223.00

Q1 2020

Shares 653,136 Value ($000) $129,714 Avg Close $214.23 Range $140.00 - $268.65

Q4 2019

Shares 673,508 Value ($000) $140,996 Avg Close $176.01 Range $146.11 - $211.70

Q3 2019

Shares 745,950 Value ($000) $113,690 Avg Close $166.90 Range $126.23 - $178.60

Q2 2019

Shares 756,902 Value ($000) $97,789 Avg Close $117.67 Range $112.20 - $126.23

Q1 2019

Shares 408,289 Value ($000) $47,633 Avg Close $99.53 Range $95.91 - $113.25

Q4 2018

Shares 200,345 Value ($000) $18,450 Avg Close $113.25 Range $113.25 - $113.25

Q3 2018

Shares 200,896 Value ($000) $22,732 Avg Close $108.91 Range $97.73 - $113.25

Q2 2018

Shares 208,422 Value ($000) $19,210 Avg Close $98.64 Range $95.75 - $104.75

Q1 2018

Shares 208,592 Value ($000) $20,856 Avg Close $93.03 Range $90.16 - $104.75

Q4 2017

Shares 12,459 Value ($000) $1,182 Avg Close $95.38 Range $89.95 - $102.00

Q3 2017

Shares 279,777 Value ($000) $28,508 Avg Close $89.25 Range $81.00 - $102.00

Q2 2017

Shares 288,516 Value ($000) $22,001 Avg Close $87.91 Range $82.10 - $88.30

Q1 2017

Shares 318,950 Value ($000) $27,830 Avg Close $70.56 Range $64.99 - $82.20

Q4 2016

Shares 318,283 Value ($000) $20,458 Avg Close $65.37 Range $64.95 - $69.75

Q3 2016

Shares 355,400 Value ($000) $22,818 Avg Close $52.53 Range $41.63 - $69.75

Q2 2016

Shares 22,104 Value ($000) $1,214 Avg Close $41.63 Range $41.63 - $41.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	6,009	$336	$52.04	$48.55 - $55.10
Q3 2021	274,161	$14,349	$59.44	$51.00 - $70.15
Q2 2021	274,487	$19,036	$76.38	$69.02 - $83.00
Q1 2021	276,637	$21,498	$91.97	$75.00 - $110.10
Q4 2020	282,227	$27,791	$123.03	$93.43 - $141.50
Q3 2020	276,423	$39,287	$170.19	$126.00 - $208.76
Q2 2020	286,526	$56,333	$206.68	$187.00 - $223.00
Q1 2020	653,136	$129,714	$214.23	$140.00 - $268.65
Q4 2019	673,508	$140,996	$176.01	$146.11 - $211.70
Q3 2019	745,950	$113,690	$166.90	$126.23 - $178.60
Q2 2019	756,902	$97,789	$117.67	$112.20 - $126.23
Q1 2019	408,289	$47,633	$99.53	$95.91 - $113.25
Q4 2018	200,345	$18,450	$113.25	$113.25 - $113.25
Q3 2018	200,896	$22,732	$108.91	$97.73 - $113.25
Q2 2018	208,422	$19,210	$98.64	$95.75 - $104.75
Q1 2018	208,592	$20,856	$93.03	$90.16 - $104.75
Q4 2017	12,459	$1,182	$95.38	$89.95 - $102.00
Q3 2017	279,777	$28,508	$89.25	$81.00 - $102.00
Q2 2017	288,516	$22,001	$87.91	$82.10 - $88.30
Q1 2017	318,950	$27,830	$70.56	$64.99 - $82.20
Q4 2016	318,283	$20,458	$65.37	$64.95 - $69.75
Q3 2016	355,400	$22,818	$52.53	$41.63 - $69.75
Q2 2016	22,104	$1,214	$41.63	$41.63 - $41.63