Hydrogène de France

Capital/Financing Update • Jan 7, 2022

Half-year liquidity contract statement

Bordeaux, January 7, 2022 – Under the liquidity contract entered into between Hydrogène de France (« HDF Energy ») and ODDO BHF SCA, the following resources appeared on the liquidity account on December 31st, 2021:

• 5,742 shares
• € 116,331.84

Over the period from 23/07/2021 to 31/12/2021 the following were executed:

Buy side	766 Transactions	35,538 shares	€ 1,045,461.85
Sell side	812 Transactions	29,796 shares	€ 861,793.80

As a reminder, the following resources appeared on the liquidity account when the activity started:

• 0 shares
• € 300,000

ABOUT HYDROGÈNE DE FRANCE (HDF ENERGY)

HDF Energy is a global pioneer in hydrogen energy. HDF Energy develops high-capacity Hydrogen-Power plants and is active, through dedicated project companies, in their operation. These plants will provide continuous or on-demand electricity from renewable energy sources (wind or solar), combined with high power fuel cells supplied by HDF Energy.

HDF Energy develops two types of Hydrogen-Power plants:

• Renewstable® (POWER TO POWER): Multi-megawatt power plants, producing stable electricity 24h/day, composed of an intermittent renewable source and on-site hydrogen energy storage.
• HyPower® (GAS TO POWER): Multi-megawatt power plants producing electricity on demand from green hydrogen from gas transportation networks.

HDF Energy has integrated key fuel-cell know-how under a memorandum of understanding with Ballard (seven-year exclusive licence agreement) and has developed the world's first mass production plant for high-power fuel cells for energy, which will be commissioned in France (Bordeaux Metropole) in 2023. Through this activity, HDF Energy will also serve the maritime and data centre markets.

HDF Energy has positioned itself as a powerful accelerator of the energy transition by offering nonintermittent, grid-friendly and on-demand renewable power.

HDF shares have been listed on the regulated market of Euronext Paris compartment B since 24 June 2021.

Contacts

Investor Relations Press Relations Olivier LAMBERT + 33 (0)1 53 67 36 33 hdf-energy@actus.fr

Serena BONI +33 (0)4 72 18 04 92 sboni@actus.fr

		Buy Side			Sell Side
	Number of	Number of	Traded volume	Number of	Number of	Traded volume
Date	executions	shares	in EUR	executions	shares	in EUR
Total	766	35,538	1,045,461.85	812	29,796	861,793.80
23/07/2021	1	10	304.50	-	0	-
26/07/2021	4	100	3,110.00	-	0	-
27/07/2021	4	110	3,389.50	-	0	-
28/07/2021	4	100	3,062.50	-	0	-
29/07/2021	3	100	3,080.00	-	0	-
02/08/2021	7	400	12,470.00	-	0	-
03/08/2021	6	553	16,883.55	-	0	-
04/08/2021	9	323	9,899.55	-	0	-
05/08/2021	8	255	7,814.70	-	0	-
06/08/2021	0	-	-	9	200	6,250.00
09/08/2021	7	345	10,759.50	-	0	-
10/08/2021	2	150	4,702.50	-	0	-
11/08/2021	7	201	6,271.20	3	100	3,130.00
12/08/2021	0	-	-	3	100	3,135.00
13/08/2021	11	401	12,571.40	1	1	31.40
16/08/2021	9	400	12,490.00	-	0	-
17/08/2021	12	468	14,451.00	5	300	9,355.00
18/08/2021	4	200	6,160.00	2	200	6,190.00
19/08/2021	6	400	12,300.00	4	349	10,833.90
20/08/2021	10	292	9,023.60	1	1	31.00
23/08/2021	3	155	4,781.75	-	0	-
24/08/2021	7	400	12,370.00	3	4	124.00
25/08/2021	1	200	6,180.00	6	400	12,440.00
26/08/2021	7	200	6,220.00	-	0	-
27/08/2021	3	150	4,672.50	6	400	12,500.00
30/08/2021	12	375	11,707.50	2	200	6,275.00
31/08/2021	10	400	12,500.00	2	100	3,145.00
01/09/2021	18	800	24,828.50	5	150	4,687.50
02/09/2021	6	200	6,215.00	7	550	17,250.00
03/09/2021	12	489	15,297.90	-	0	-
06/09/2021	12	502	15,712.40	7	420	13,278.75
07/09/2021	8	200	6,220.00	2	102	3,192.60
08/09/2021	4	71	2,201.00	1	3	93.60
09/09/2021	15	400	12,397.40	4	200	6,220.00
10/09/2021	8	213	6,611.90	3	72	2,239.20
13/09/2021	9	255	7,884.50	1	200	6,200.00
14/09/2021	13	727	22,293.50	7	238	7,394.80
15/09/2021 16/09/2021	7 7	600 200	18,097.50 5,917.35	4 9	51 422	1,558.05 12,499.00
17/09/2021	17	601	17,514.50	3	101	2,984.55
20/09/2021	8	400	11,405.00	-	0	-
21/09/2021	9	550	15,387.50	-	0	-
22/09/2021	0	-	-	18	1460	41,335.10
23/09/2021	9	597	17,201.85	3	39	1,140.75
24/09/2021	3	117	3,372.90	10	312	9,092.25
27/09/2021	2	49	1,416.10	12	528	15,404.00
28/09/2021	13	777	22,441.05	1	54	1,579.50
29/09/2021	1	23	658.95	4	6	173.40
30/09/2021	0	-	-	9	510	14,833.70

01/10/2021	0	-	-	12	509	14,712.90
04/10/2021	11	500	14,355.00	16	275	7,933.75
05/10/2021	1	1	28.80	18	685	19,733.50
06/10/2021	3	200	5,740.00	13	1000	28,880.00
07/10/2021	2	15	429.10	5	200	5,760.00
08/10/2021	5	158	4,541.90	9	254	7,340.60
11/10/2021	2	8	230.40	20	300	8,692.50
12/10/2021	0	-	-	16	700	20,520.00
13/10/2021	5	338	10,163.80	2	200	6,140.00
14/10/2021	10	700	21,180.00	1	40	1,228.00
15/10/2021	20	729	21,920.80	-	0	-
18/10/2021	10	200	6,020.00	12	299	9,074.55
19/10/2021	16	387	11,697.40	-	0	-
20/10/2021	4	586	17,558.00	2	13	393.90
21/10/2021	0	-	-	8	400	12,050.00
22/10/2021	23	800	24,070.00	1	48	1,444.80
25/10/2021	4	101	3,030.05	8	116	3,485.80
26/10/2021	9	300	8,980.00	8	200	6,010.00
27/10/2021	5	320	9,542.50	8	230	6,872.00
28/10/2021 29/10/2021	4 2	190 149	5,624.00 4,396.50	20 37	302 972	8,994.70 28,961.40
01/11/2021	0	-	-	20	497	14,805.15
02/11/2021	7	400	11,930.00	4	200	6,000.00
03/11/2021	7	400	11,950.00	10	1000	30,235.00
04/11/2021	5	200	6,097.65	5	150	4,590.00
05/11/2021	12	647	19,668.80	5	200	6,140.00
08/11/2021	21	800	24,100.00	-	0	-
09/11/2021	6	318	9,499.80	3	45	1,350.00
10/11/2021	8	601	17,819.35	7	255	7,624.50
11/11/2021	4	198	5,811.30	13	469	13,823.90
12/11/2021	6	301	8,804.45	9	280	8,298.90
15/11/2021	7	100	2,940.00	11	273	8,068.15
16/11/2021	3	212	6,254.00	16	287	8,518.25
17/11/2021	0	-	-	34	1000	30,050.00
18/11/2021	5	400	12,060.00	2	58	1,760.30
19/11/2021	12	808	24,106.40	3	400	12,110.00
22/11/2021	8	729	21,383.90	9	200	5,920.00
23/11/2021	5	201	5,869.40	9	600	17,710.00
24/11/2021	8	600	17,630.00	18	433	12,791.75
25/11/2021	2	132	3,913.80	13	223	6,645.40
26/11/2021	16	694	20,209.40	-	0	-
29/11/2021 30/11/2021	15 7	650 400	18,525.00 11,270.00	- 6	0 411	- 11,654.05
01/12/2021	2	200	5,600.00	14	212	5,952.80
02/12/2021	2	201	5,597.90	16	501	14,028.00
03/12/2021	6	800	22,035.00	3	78	2,184.05
06/12/2021	15	600	16,155.00	-	0	-
07/12/2021	5	200	5,300.00	2	288	7,761.60
08/12/2021	0	-	-	16	700	18,630.00
09/12/2021	1	27	715.50	6	104	2,781.80
10/12/2021	3	101	2,686.70	21	697	18,649.90
13/12/2021	4	300	8,075.00	14	572	15,644.20
14/12/2021	5	271	7,178.35	9	500	13,405.00
15/12/2021	6	300	7,867.50	15	253	6,679.35
16/12/2021	6	150	3,960.00	9	258	6,845.70
17/12/2021	2	300	7,912.50	6	93	2,469.15
20/12/2021	23	1 000	25,872.50	-	0	-
21/12/2021	4	200	5,112.80	19	750	19,232.60
22/12/2021	3	101	2,555.30	7	224	5,768.00
23/12/2021	1	1	25.75	5	205	5,278.75
24/12/2021	1	1	25.60	19	417	10,724.50
27/12/2021	0	-	-	20	950	24,835.00
28/12/2021	6	400	10,586.00	17	600	15,990.00
29/12/2021	7	303	7,998.90	17	721	19,287.00
30/12/2021 31/12/2021	18 8	850 300	22,665.00 7,935.00	7 -	176 0	4,725.60 -